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National Cities Performance Framework

Data dictionary
         Total population                               Active transport
         Annual population growth rate                  Peak travel delay
         Indigenous population                          Road safety
         Population density                             Knowledge services
         Dwelling type                                  Broadband connections
         Average household size                         New businesses
         Housing tenure                                 Patent applications
         Life expectancy                                Adult obesity
         Share in bottom household income quintile      Perceived safety
         Languages other than English spoken at home    Access to public open space
         Age structure                                  Crisis support
         Mean detached dwelling price                   Suicide rate
         Mean unit price                                Air quality
         Sector share of employment                     Volunteering
         Disability rate                                Greenhouse gas emissions per capita
         Median annual household income                 Office building energy efficiency
         Local government fragmentation                 Access to public transport
         Median dwelling price to median income ratio   Employment growth
         Housing construction costs                     Unemployment rate
         Public and community housing                   Youth unemployment rate
         Homelessness                                   Participation rate
         Mortgage stress                                Year 12 completion
         Rent stress                                    Certificate level III, IV or diploma
         Building approvals per 100,000                 Bachelor degree or higher
         Share of jobs accessible within 30 minutes     Gross regional product
         Number of jobs accessible within 30 minutes    Indigenous unemployment rate
         Public transport

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National Cities Performance Framework

Total population
Description
The number of people who live in a city.

Rationale
Information regarding population size can help users to understand likely pressures on housing, public
infrastructure and services.

Limitations
None

Data Source
Australian Bureau of Statistics - Regional Population Growth, Australia, 2018-19 (Cat no. 3218.0)

Date Published
25 March 2020

Data Source Link
http://www.abs.gov.au/AUSSTATS/abs@.nsf/mf/3218.0

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Estimates are taken directly from the ABS.

Unit
Persons

Revision Schedule
Annual

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National Cities Performance Framework

Annual population growth rate
Description
The annual population growth rate of a city.

Rationale
Information regarding population growth can help users to understand likely pressures on housing,
public infrastructure and services.

Limitations
None

Data Source
Australian Bureau of Statistics - Regional Population Growth, Australia, 2018-19 (Cat no. 3218.0)

Date Published
25 March 2020

Data Source Link
http://www.abs.gov.au/AUSSTATS/abs@.nsf/mf/3218.0

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Population growth is calculated as a five year average annual rate. The calculation uses a compound
annual growth rate formula. The most recent estimated resident population is divided by the population
five years earlier, this is then brought to the power of one over five. The product of this is then
multiplied by 100 and then 100 is subtracted.

Unit
Percentage

Revision Schedule
Annual

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National Cities Performance Framework

Indigenous population
Description
The proportion of a city’s population that identify as Aboriginal or Torres Strait Islander.

Rationale
Aboriginal and Torres Strait Islander peoples are culturally and linguistically diverse. However,
common to Aboriginal and Torres Strait Islander communities is a culture that is different to the non-
Indigenous culture. Elements of cultural difference may include, but are not limited to: concept of
family structure and community obligation, language, connection to country and continuation of
traditional knowledge. This in turn has an effect on the areas of concern that Aboriginal and Torres
Strait Islander peoples might see as important to their wellbeing (see ABS Frameworks for Australian
Social Statistics, 2015).

Limitations
This indicator is calculated using Aboriginal and / or Torres Strait Islander population estimates by SA2
and LGA, available from the ABS (Cat. no. 3238.0). SA2s with suppressed estimates have not been
accounted for and have been given a value of 0.

Data Source
Australian Bureau of Statistics – Estimates of Aboriginal and Torres Strait Islander Australians, June
2016 (Cat. no. 3238.0.55.001)

Date Published
31 August 2018

Data Source Link
https://www.abs.gov.au/AUSSTATS/abs@.nsf/DetailsPage/3238.0.55.001June%202016?OpenDocument

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
To account for the under enumeration of Aboriginal and Torres Strait Islander Australians in the 2016
Census, this indicator used population estimates from the ABS at the GCCSA, SA2 and LGA level.
SUA estimates are derived by aggregating SA2 data to the city level.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Population density
Description
Population-weighted density measures attempt to capture the density at which the average city resident
lives. This measure was calculated as a weighted average of the population density of all of the census
meshblocks within the city. This measure is more representative of the lived experience of a city's
residents than a simple average density calculation (i.e. population divided by the land area of the city).

Rationale
Increasing density enables more people and businesses to access the benefits of being in a city, and can,
for example, help spread the costs associated with building and maintaining infrastructure. However,
increasing density also puts increased stress on the existing built and natural environment and can
detract from a city's liveability.

Limitations
Population-weighted density measures are sensitive to the geographic scale of the underlying population
data. This calculation is based on census meshblocks, which represent the most disaggregated scale at
which population data is available for cities. Census meshblock population counts are only published
for census years.

Data Source
BITRE analysis of:
   • Australian Bureau of Statistics - Census of Population and Housing: Mesh Block Counts,
      Australia, 2016 (Cat. no. 2074.0)
   • Australian Bureau of Statistics - Regional Population Growth, Australia, 2018-19 (Cat. no.
      3218.0)

Date Published
4 July 2017 (Cat. no. 2074.0) and 25 March 2020 (Cat. no. 3218.0)

Data Source Link
http://www.abs.gov.au/AUSSTATS/abs@.nsf/mf/3218.0;
http://www.abs.gov.au/ausstats/abs@.nsf/mf/2074.0

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Current year population estimates for each meshblock are derived by multiplying each 2016 census
meshblock population count by an SA2-specific scaling factor. The scaling factor is calculated for each
SA2 as the ratio of the Estimated Resident Population count for the current year to the latest census-
based population count (i.e. the sum across all meshblocks in the SA2). This approach essentially scales
up the census-year meshblock population counts so they align with the most recent available population
counts. Density is then calculated for each meshblock by dividing this scaled population estimate by the
land area of the meshblock. The final step involves weighting these meshblock density estimates using
the scaled meshblock population estimates, and aggregating to the city scale using a standard population
weighted formula.

Unit
Persons per square kilometre
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National Cities Performance Framework

Revision Schedule
Annual

Dwelling type
Description
The share of dwellings in a city that are detached houses, semi-detached houses, apartments or other.

Rationale
This indicator shows the degree of diversity in a city’s housing stock. Understanding this diversity can
provide insights into a city’s population density, the dwelling options available to households, and local
infrastructure, service and amenity needs.

Limitations
None

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Dwelling Structure is extracted from Census Tablebuilder at required geographies.
Other includes Caravan; Cabin, houseboat; Improvised home, tent, sleepers out; House or flat attached
to a shop, office, etc.
Not Stated and Not Applicable are excluded from denominator.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Average household size
Description
The average number of people per occupied dwelling in a city.

Rationale
Trends in household size convey information about consumption and lifestyle preferences, the size of
dwellings and housing affordability.

Limitations
None

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
For GCCSA and SUA based cities, average household sizes are taken directly from ABS Census
products.
Western Sydney is derived by dividing counts of persons resident in private dwellings by the number of
occupied private dwellings.
Persons resident in non-private dwellings are excluded from the calculation.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Housing tenure
Description
The share of occupied private residential dwellings in a city that are owned outright by the occupier,
owned with a mortgage, rented, or other.

Rationale
Housing tenure data can help users understand how changes in housing policy or the housing market
will affect a city’s residents. Housing tenure has an impact on labour mobility. Owner occupiers are
typically less likely to move locations compared with renters. Housing tenure also tends to be correlated
with housing density: a larger share of renters live in higher density housing, and a larger share of
owner-occupiers live in detached houses.

Limitations
None

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Tenure Type is extracted from Census Tablebuilder at required geographies.
Other includes Being purchased under a shared equity scheme; Being occupied rent-free; Being
occupied under a life tenure scheme; Other tenure type.
Not Stated and Not Applicable are excluded from denominator.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Life expectancy
Description
The number of years a person born today is expected to live, assuming current age-specific death rates
are experienced throughout their lifetime.

Rationale
Life expectancy is a proxy for the health of a city’s population.

Limitations
Life expectancy for the non-capital cities is modelled (see method for details). SA4s where the
constituent SA2s have variable standardised death rates can produce city level life expectancy estimates
which differ from the SA4 life expectancy estimate.

Data Source
BITRE analysis of:
   • Australian Bureau of Statistics - Life Tables, States, Territories and Australia (Cat. no.
      3302.0.55.001) - 2016-2018 and
   • Australian Bureau of Statistics - Deaths, Australia (Cat. no. 3302.0) - 2018

Date Published
30 October 2019 and 26 September 2019

Data Source Link
http://search.abs.gov.au/s/search.html?query=3302.0&collection=abs&form=simple&profile = default

Data Source Geography
GCCSA (Capital cities), SA4 and SA2 (all other cities) (ASGS 2016)

Method
Capital cities have their estimates taken directly from the ABS publication. Life expectancy is estimated
for non-capital cities using a model based on estimated age standardised death rates (ASDRs). The
model uses the relationship between SA4 level life expectancy and ASDRs to estimate the life
expectancy of SUAs and Western Sydney. ASDRs for the city definitions are calculated by using
population weights to combine the SA2s that make up the city definitions. As non-capital cities are
geographic subsets of SA4s, modelled estimates are calculated for the city and the balance of the SA4.
These two estimates are then benchmarked to the original SA4 life expectancy estimate to ensure they
align.

Unit
Years

Revision Schedule
Annual

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National Cities Performance Framework

Share in bottom household income quintile
Description
The share of a city’s households in the bottom 20 per cent of the national household income
distribution. A figure below 20 per cent indicates that a city has proportionally fewer lower-income
households than the national average.

Rationale
This indicator can help users understand the extent of socio-economic disadvantage in a city.

Limitations
None

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Total Household Income (weekly) is extracted from Census Tablebuilder at required geographies.
Incomes below and including $33,799 annually are classified as the lowest quintile.
Negative and No Income are included in numerator.
Partial and Not Stated are excluded from denominator.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Languages other than English spoken at
home
Description
The proportion of a city's residents who speak a language other than English at home.

Rationale
This indicator is a measure of a city's linguistic diversity. Understanding linguistic and, by association,
cultural diversity can help target policies that support community integration and cohesion.

Limitations
This indicator does not measure English language proficiency. A relatively high proportion of residents
speaking languages other than English at home does not necessarily imply lower levels of proficiency in
English.

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Persons who speak a language other than English at home are extracted from Census Tablebuilder at
required geographies.
Not Stated individuals are excluded from the calculation.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Age structure
Description
The proportion of people aged 0 to 14, 15 to 64 and 65 and over.

Rationale
The age structure of the population can give an indication of which services might be in high demand in
a city. For example, cities with a relatively large number of older people are likely to have high demand
for aged-care services and retirement homes. Cities with a relatively large number of working-age
people may have higher demand for childcare services and schools.

Limitations
None

Data Source
Australian Bureau of Statistics - Population by Age and Sex, Regions of Australia, 2017 (Cat no.
3235.0)

Date Published
29-Aug-19

Data Source Link
http://www.abs.gov.au/AUSSTATS/abs@.nsf/mf/3235.0

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SA2s to create SUAs (other cities) (ASGS 2016)

Method
Population age structure is calculated from five year age group estimated resident population. LGAs and
SA2s are combined to create city geographies where required.

Unit
Percentage

Revision Schedule
Annual

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National Cities Performance Framework

Mean detached dwelling price
Description
Mean sold detached dwelling value over the previous 12 months.

Rationale
This indicator, together with ‘Household income’, can help users understand how affordable housing is
in a city (see ‘Dwelling price to income ratio’).

Limitations
Differences in dwelling prices across cities are driven by a range of factors. These include income
levels, amenity, and the flexibility of city planning and zoning systems in responding to changes in
housing demand.

Data Source
CoreLogic (custom data) 2019

Date Published
Custom data

Data Source Link
https://www.corelogic.com.au/

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Total value of detached dwellings sales for the previous 12 months is divided by the total number of
sales over the same 12 months.

Unit
$

Revision Schedule
Annual

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National Cities Performance Framework

Mean unit price
Description
Mean sold unit value over the previous 12 months.

Rationale
This indicator, together with ‘Household income’, can help users understand how affordable housing is
in a city (see ‘Dwelling price to income ratio’).

Limitations
Differences in dwelling prices across cities are driven by a range of factors. These include income
levels, amenity, and the flexibility of city planning and zoning systems in responding to changes in
housing demand.

Data Source
CoreLogic (custom data) 2019

Date Published
Custom data

Data Source Link
https://www.corelogic.com.au/

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Total value of unit sales for the previous 12 months is divided by the total number of sales over the
same 12 months.

Unit
$

Revision Schedule
Annual

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National Cities Performance Framework

Sector share of employment
Description
The proportion of employed persons in a city that work in: goods producing industries, market services
industries and non-market services industries. Goods producing industries include Agriculture, Forestry
and Fishing; Mining; Manufacturing; Utilities; and Construction. Non-market services industries
include Public Administration and Safety; Education and Training; and Health Care and Social
Assistance. Market services comprise all other industries as defined by the ABS.

Rationale
Cities can have different industry specialisations and employment mixes, depending on factors such as
local resource endowments, history and policy choices. As such, cities can have different policy needs
and are affected by economic developments in different ways.

Limitations
Estimates for this indicator are based on the ABS Labour Force Survey and can fluctuate. In particular,
estimates for small cities can be highly variable. Please consider this when interpreting this indicator.

Data Source
BITRE analysis of:
   • Australian Bureau of Statistics - Labour Force, Australia, Detailed, Quarterly, Aug 2019 (Cat
      no. 6291.0.55.003) and
   • Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
26 September 2019 (Labour Force) and October 2017 (Census)

Data Source Link
https://www.abs.gov.au/AUSSTATS/abs@.nsf/DetailsPage/6291.0.55.001Sep%202019?OpenDocument
https://auth.censusdata.abs.gov.au/webapi/jsf/login.xhtml

Data Source Geography
GCCSA (Capital cities) and SA4 (Western Sydney and other cities) (ASGS 2016)

Method
GCCSA (Capital cities) results are obtained from the Labour Force Survey. SUA and Western Sydney
are estimated based on SA4 data from the Labour Force Survey. Census data at the SUA and SA2 levels
is used to estimate what proportion of the relevant SA4s results should be apportioned to the SUA
estimates.

Unit
Percentage

Revision Schedule
Annual

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National Cities Performance Framework

Disability rate
Description
The proportion of a city’s population with a profound or severe disability. A person has disability if they
report they have a limitation, restriction or impairment, which has lasted, or is likely to last, for at least
six months and restricts everyday activities. The severity of disability is defined according to the degree
of assistance or supervision required in self-care, mobility, and communication.

Rationale
Disability can impact on a person’s capacity to participate in the economy and engage in the
community. People with disability are also at a higher risk of becoming socially disadvantaged. This
indicator can provide broad insights into service needs for people with disability in a city.

Limitations
This indicator provides no information on the type, cause or prevalence of disabilities people have. This
indicator does not measure broader concepts of disability such as those found in the Disability
Discrimination Act 1992.

Data Source
PHIDU - Social Health Atlas of Australia

Date Published
October 2018

Data Source Link
http://phidu.torrens.edu.au/social-health-atlases/data

Data Source Geography
SA3 (ASGS 2016)

Method
SA3 level estimates are aggregated to the required city level using a person weighted concordance.

Unit
Percentage

Revision Schedule
Irregular updates

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National Cities Performance Framework

Median annual household income
Description
Median annual household income. A household’s income represents the combined income of all
household members aged 15 years and older.

Rationale
Household income is a broad indicator of standard of living. It can also be compared against cost of
living factors, such as housing prices, in different cities to obtain benchmarks for assessing
affordability.

Limitations
This measure does not equivalise income across different household structures and is the gross income
of a household regardless of structure.

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Medians are calculated from Census income brackets. Western Sydney is calculated by combining LGA
medians using a dwelling weighting method. Calculation includes Negative Income and Nil Income, but
excludes Partial Income Stated, All Incomes Not Stated and Not Applicable.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Local government fragmentation
Description
The number of Local Governments in a city.

Rationale
Fragmented governance occurs when a city is governed by more than one local government authority.
This is common in many of Australia’s largest cities. In some circumstances, fragmentation can hinder a
city’s economic performance. While smaller area governments tend to be more responsive to local
citizens, larger area governments are better placed to deal with complex city-wide coordination
problems and enjoy economies of scale in public administration.

Limitations
Evidence of the relationship between fragmentation and economic growth is not conclusive and may
vary with local conditions.
This indicator is less relevant for cities that have one local government area, or none at all. Cities with
one local government area include: Bendigo, Cairns, Mackay, Toowoomba and Townsville. Canberra
has no local government areas.

Data Source
ABS - Australian Statistical Geography Standard (ASGS): Volume 3 - Non ABS Structures, (Cat. no.
1270.0)

Date Published
31-Jul-19

Data Source Link
https://www.abs.gov.au/AUSSTATS/abs@.nsf/DetailsPage/1270.0.55.003July%202019?OpenDocument

Data Source Geography
Local Government Area (2019)

Method
The number of LGAs in a city are calculated using ABS standard geography classifications.

Unit
Local Governments

Revision Schedule
Annual

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National Cities Performance Framework

Median dwelling price to median income
ratio
Description
The ratio of the median dwelling price to median annual household income.

Rationale
Home ownership is an aspiration for many Australians. Purchasing a home is also the largest single
expenditure for a typical household. The dwelling price to income ratio is a key measure of housing
affordability.
Low levels of housing affordability have negative implications for a city’s economic performance by
reducing labour market efficiency, undermining social cohesion and exacerbating wealth inequality
(Australian Housing and Urban Research Institute).

Limitations
The median dwelling price does not make housing quality adjustments and does not adjust for outlier
house sales.
Western Sydney was excluded as neither median dwelling price or household income was available at
the specified geography.

Data Source
Median dwelling prices - Australian Property Monitors (custom data) 2019
Median household income - ANU household income model (custom data) 2019

Date Published
Custom data

Data Source Link
https://www.apm.com.au/

Data Source Geography
GCCSA (Capital cities) and SUA (other cities) (ASGS 2016)

Method
Median dwelling price is divided by the median annual household income.

Unit
Ratio

Revision Schedule
Annual

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National Cities Performance Framework

Housing construction costs
Description
The average cost per square metre of constructing a new detached house in a city. This indicator
presents average costs for a standardised building type: a full-brick detached house with a tiled roof,
built on a flat site.

Rationale
Construction costs are a large component of housing prices, along with the cost of land. Monitoring
construction costs enables a better understanding of the factors contributing to house price levels in a
city.

Limitations
Construction costs vary depending on the type of building, the materials used to build it, the workers
employed and the cost of complying with regulations. This indicator does not disaggregate contributions
to construction costs from materials, labour, taxes, fees and charges, and profit margins.
Data for Western Sydney is not available.

Data Source
Rawlinsons Australian Construction Handbook 2019, Edition 37

Date Published
Custom data

Data Source Link
https://www.rawlhouse.com.au/

Data Source Geography
Rawlinsons-defined city geographies

Method
This indicator uses the Rawlinsons project house series.

Unit
$ per square metre

Revision Schedule
Annual

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National Cities Performance Framework

Public and community housing
Description
The number of public and community housing dwellings as a share of the city's total dwelling stock.
Public and community housing refers to dwellings rented from a state or territory housing authority, a
housing co-operative, or a community or church group.

Rationale
The availability of public and community housing is an important consideration for policies addressing
housing affordability issues and socio-economic disadvantage.

Limitations
Public and community housing may not always be the best solution to addressing housing affordability
or socio-economic disadvantage. The appropriate level of public and community housing provision
should vary depending on local conditions and levels of socio-economic disadvantage.

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Tenure and Landlord Type is extracted from Census Tablebuilder at required geographies. Not Stated
and Not Applicable are excluded from denominator.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Homelessness
Description
The number of homeless people per 100,000 residents. A person is classified as homeless if they do not
have suitable accommodation alternatives and their current living arrangement:
   • is in a dwelling that is inadequate, or
   • has no tenure (e.g. squatting), or
   • has an initial tenure that is short and not extendable, or
   • does not allow them to have control of, and access to, space for social relations.

Rationale
This indicator can help users understand the extent of socio-economic disadvantage in a city and inform
policy decisions concerning housing and other services for homeless people.

Limitations
This indicator counts everybody who identifies as homeless and is not reflective of 'rough-sleepers' in a
city.

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Number of homeless for a city is divided by the size of the population and multiplied by 100,000.

Unit
Persons per 100,000 people

Revision Schedule
Five yearly

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National Cities Performance Framework

Mortgage stress
Description
The proportion of households for which mortgage payments make up 30 per cent or more of household
income. This indicator is expressed as a percentage of the total number of households in the city.

Rationale
Households that spend a large share of their income on mortgage payments have less money to spend on
other things. These households are also typically more vulnerable to financial shocks associated with
house price falls or interest rate rises, which can increase risks of default or further constrain consumer
spending. Having a large number of households in mortgage stress presents broader risks to the local
economy.

Limitations
This indicator does not take into account the size of household income when calculating whether a
household is under stress. High income households can afford to spend a high proportion of their
income on housing and not affect their ability to afford other essentials. Mortgage stress is calculated
using various methodologies by other providers. Please use caution when comparing different measures.

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Estimates were taken directly from the ABS QuickStats products at the required geography, except in
the case of Western Sydney. Western Sydney was calculated by combining estimates from the
constituent LGAs. The ABS method of calculation is the number of households where mortgage
repayments were 30% or more of an imputed income measure. The number of households are expressed
as a proportion of the total number of households in an area (including those households which were
renting, and excluding the small proportion of visitor only and other non-classifiable households). The
nature of the income imputation means that the reported proportion may significantly overstate the true
proportion.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Rent stress
Description
The proportion of households for which rent payments make up 30 per cent or more of household
income. This indicator is expressed as a percentage of the total number of households in the city.

Rationale
Around one in three households rent. Households that cannot afford to pay rent can put pressure on
public and community housing. Lack of access to affordable rental housing can exacerbate this problem.

Limitations
This indicator does not take into account the size of household income when calculating whether a
household is under stress. High income households can afford to spend a high proportion of their
income on housing and not affect their ability to afford other essentials. Rent stress is calculated using
various methodologies by other providers. Please use caution when comparing different measures.

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Estimates were taken directly from the ABS QuickStats products at the required geography, except in
the case of Western Sydney. Western Sydney was calculated by combining estimates from the
constituent LGAs. The ABS method of calculation is the number of households where rent payments
were 30% or more of an imputed income measure. The number of households are expressed as a
proportion of the total number of households in an area (including those households which were not
renting, and excluding the small proportion of visitor-only and other non-classifiable households). The
nature of the income imputation means that the reported proportion may significantly overstate the true
proportion.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Building approvals per 100,000
Description
The number of new residential dwellings approved for construction per 100,000 persons in the city.

Rationale
Residential building approvals are a forward indicator of the volume of dwelling investment and the
supply of new housing in a city. Expressing dwelling approvals per 100,000 persons helps understand
how well housing supply is keeping up with new demand.

Limitations
There is a lag between the approval of a new dwelling and that dwelling being constructed and entering
the housing market.

Data Source
Australian Bureau of Statistics – Building Approvals, Australia, Nov 2019 (Cat. no. 8731.0)
Australian Bureau of Statistics – Regional Population Growth, Australia, 2017-18 (Cat. no. 3218.0)

Date Published
8 January 2020 (Building Approvals) and 27 March 2019 (Regional Population Growth)

Data Source Link
http://www.abs.gov.au/ausstats/abs@.nsf/mf/8731.0

Data Source Geography
GCCSA (Capital cities), LGA (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
The number of new residential dwellings approved for the calendar year is summed. With Estimated
Resident Population as at 30 June (divided by 100,000) is the denominator.

Unit
Dwellings per 100,000 people

Revision Schedule
Annual

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National Cities Performance Framework

Share of jobs accessible within 30 minutes
Description
The share of jobs in a city that can be reached by car in a commute of 30 minutes or less during the
morning peak. This indicator represents a city-wide average - commute times in different parts of a city
are weighted by population size.

Rationale
Better access to jobs makes it simpler to find work or change employers, and can improve the quality of
job matches in a city - one of the determinants of labour productivity. Shorter commute times also give
people more time for leisure outside work.
The share of jobs accessible within 30 minutes is a partial indicator of the efficiency of a city’s transport
infrastructure.

Limitations
The 30 minute job accessibility indicator currently does not adequately estimate traffic dwell time (time
spent idle at traffic lights or intersections). This leads to an over-estimate of total job accessibility,
especially in large cities. The National Cities Performance Framework Dashboard will endeavour to
improve this indicator over time. Please interpret this indicator with caution.
The indicator only includes travel by car and does not provide full information on the effectiveness of a
city's transport network. Jobs outside the city definition are not included in the calculation, even if they
are accessible in 30 minutes (for example jobs in Queanbeyan are excluded from the Canberra
calculation despite being easily accessible). On roads where there is insufficient data for average road
speeds (predominantly suburban roads) the signposted speed is used. The distribution and number of
jobs in the city is sourced from the 2016 ABS Census, which underestimates the total number of jobs
due to Census undercount and question non-response. Data is not available for Western Sydney.

Data Source
BITRE analysis of:
   • Australian Bureau of Statistics - Census of Population and Housing 2016
   • Australian Bureau of Statistics - Population by Age and Sex, Regions of Australia, 2017 (Cat.
      no. 3235.0)
   • Here Technologies - NAVMap

Date Published
    •     Census - 23 October 2017
    •     Regional Population - 28 Sept 2018
    •     Here Technologies - Custom data

Data Source Link
    •     Census
          http://ww.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBar
    •     Regional Population - http://www.abs.gov.au/AUSSTATS/abs@.nsf/mf/3235.0
    •     Here - https://www.here.com/en

Data Source Geography
SA2 (ASGS 2016) and 2016 Census of Population and Housing Destination Zones

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National Cities Performance Framework

Method
To generate a weighted population centre for individual SA2s, we use working age (15-64) population
counts at SA1. This allows us to create centroids in SA2s with non-uniform population distributions
and these SA2 centroids are used as origin points to model commuting patterns. 30 minute commutes
from individual SA2s are modelled using road network analysis and morning peak average road speeds
(provided by Here Technologies). Using this modelled commute, we can assess how many jobs are
accessible from each SA2. Individual SA2 job accessibility proportions are then weighted together
using working age population estimates. The distribution of jobs within the city definition is estimated
using job counts by 2016 Census of Population and Housing Destination Zones.

Unit
Percentage

Revision Schedule
Five yearly

Number of jobs accessible within 30
minutes
Description
The number of jobs in a city that can be reached by car in a commute of 30 minutes or less during the
morning peak. This indicator represents a city-wide average - commute times in different parts of a city
are weighted by population size.

Rationale
Better access to jobs makes it simpler to find work or change employers, and can improve the quality of
job matches in a city - one of the determinants of labour productivity. Shorter commute times also give
people more time for leisure outside work.
The number of jobs accessible within 30 minutes is a partial indicator of the efficiency of a city’s
transport infrastructure.

Limitations
The 30 minute job accessibility indicator currently does not adequately estimate traffic dwell time (time
spent idle at traffic lights or intersections). This leads to an over-estimate of total job accessibility,
especially in large cities. The National Cities Performance Framework Dashboard will endeavour to
improve this indicator over time. Please interpret this indicator with caution.
The indicator only includes travel by car and does not provide full information on the effectiveness of a
city's transport network. Jobs outside the city definition are not included in the calculation, even if they
are accessible in 30 minutes (for example jobs in Queanbeyan are excluded from the Canberra
calculation despite being easily accessible). On roads where there is insufficient data for average road
speeds (predominantly suburban roads) the signposted speed is used. The distribution and number of
jobs in the city is sourced from the 2016 ABS Census, which underestimates the total number of jobs
due to Census undercount and question non-response. Data is not available for Western Sydney.

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National Cities Performance Framework

Data Source
BITRE analysis of:
   • Australian Bureau of Statistics - Census of Population and Housing 2016
   • Australian Bureau of Statistics - Population by Age and Sex, Regions of Australia, 2017 (Cat.
      no. 3235.0)
   • Here Technologies - NAVMap

Date Published
    •     Census - 23 October 2017
    •     Regional Population - 28 September 2018
    •     Here Technologies - Custom data

Data Source Link
   •      Census
          - http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&re
          f=topBar
   •      Regional Population - http://www.abs.gov.au/AUSSTATS/abs@.nsf/mf/3235.0
   •      Here - https://www.here.com/en

Data Source Geography
SA2 (ASGS 2016) and 2016 Census of Population and Housing Destination Zones

Method
To generate a weighted population centre for individual SA2s, we use working age (15-64) population
counts at SA1. This allows us to create centroids in SA2s with non-uniform population distributions and
these SA2 centroids are used as origin points to model commuting patterns.
30 minute commutes from individual SA2s are modelled using road network analysis and morning peak
average road speeds (provided by Here Technologies). Using this modelled commute, we can assess
how many jobs are accessible from each SA2.
Individual SA2 job accessibility number are then weighted together using working age population
estimates. The distribution of jobs within the city definition is estimated using job counts by 2016
Census of Population and Housing Destination Zones.

Unit
Jobs

Revision Schedule
Five yearly

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National Cities Performance Framework

Public transport
Description
The proportion of journeys to work that are taken using public transport.

Rationale
Understanding commuting patterns is important for transport planning and identifying opportunities to
promote healthy lifestyle choices. The share of people that travel to work by walking, cycling or public
transport is affected by commuter preferences, the location of jobs and workers, transport prices and
infrastructure. For example, more people will commute by car if driving is a cheap and quick way to get to
work. More people will walk to work if jobs are close to where people live.

Limitations
This indicator does not separately identify the share of work trips that are made by individual modes of
public transport - for example, trips by train, bus or ferry. It does not provide direct information on the
effectiveness of a city’s transport network. It also does not include transport use for non-work trips.

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
A journey to work is identified as using public transport where the first response is Train, Bus, Ferry,
Tram or Taxi.
Did not go to work; Method Not stated; Method Not applicable are excluded from the calculation.
Worked from home are included.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Active transport
Description
The proportion of journeys to work that are taken by walking or cycling ('active transport')

Rationale
Understanding commuting patterns is important for transport planning and identifying opportunities to
promote healthy lifestyle choices. The share of people that travel to work by walking, cycling or public
transport is affected by commuter preferences, the location of jobs and workers, transport prices and
infrastructure. For example, more people will commute by car if driving is a cheap and quick way to get
to work. More people will walk to work if jobs are close to where people live.

Limitations
This indicator does not include work trips that have substantial active transport component, for example
somebody who walks to a train station. It also does not include non-work active trips.

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
A journey to work is identified as active where the Census journey to work response is Bike; Bike,
other; or Walked only. Did not go to work; Method Not stated; Method Not applicable are excluded
from the calculation. Worked from home are included.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

Peak travel delay
Description
The percentage increase in the duration of a car trip made during the busiest traffic periods (7am to
10am and 4pm to 7pm) compared with when there is no congestion. This indicator is constructed using
data on car trips that would take 30 minutes in a period of traffic free flow (at 2am).

Rationale
Data on travel delays provides information on how well a city’s road network is meeting peak demand.
A reduction in peak travel times could improve access to jobs, one of the determinants of labour
productivity. Shorter commute times also give people more time for leisure outside work, making a city
more liveable for the people that use its roads.

Limitations
This indicator measures the proportional increase in car travel times during peak traffic periods. It does
not permit comparisons of actual commute times nor does it provide information on travel delays for
modes of transport other than car travel.
Data are not available for all cities.

Data Source
TomTom Traffic Index 2018

Date Published
2018

Data Source Link
https://www.tomtom.com/en_gb/trafficindex/list?citySize=ALL&continent=OC&country=A U

Data Source Geography
TomTom defined geography

Method
Taken directly from TomTom

Unit
Percentage

Revision Schedule
Irregular

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National Cities Performance Framework

Road safety
Description
Number of road deaths per 100,000 people

Rationale
The number of road deaths in a city reflects the safety of the city's road network.

Limitations
This indicator is based on a small number of incidents and can fluctuate between years, especially in
small cities. Rates for cities with large national highways, like Albury - Wodonga, may be inflated due
to the large number of motorists passing though the city boundaries. Recent data on road fatalities may
be revised as new information becomes available.

Data Source
BITRE - National Crash Database 2017-2018
Australian Bureau of Statistics - Regional Population Growth, Australia, 2017-18 (Cat no. 3218.0)

Date Published
Custom data (Road deaths)
27 March 2019 (Population)

Data Source Link
https://www.bitre.gov.au/dashboards/
https://www.abs.gov.au/AUSSTATS/abs@.nsf/mf/3218.0

Data Source Geography
GCCSA (Capital cities) and SUA (other cities) (ASGS 2016)

Method
Road deaths (including pedestrian deaths) and population are calculated for each city for the two most
recent years. Averages across the two years are then calculated to smooth out short-term fluctuations in
road deaths. These averages are used to calculate a per 100,000 rate.

Unit
Number of road deaths per 100,000 people

Revision Schedule
Annual

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National Cities Performance Framework

Knowledge services
Description
The proportion of employed persons in a city that work in Knowledge Services industries. Knowledge
Services industries are the Professional, scientific and technical services; Information, media and
telecommunications; and Financial and insurance services.

Rationale
Workers in knowledge-intensive service industries tend to be well educated, well paid and well placed
to succeed in an increasingly competitive and fast changing global economy.

Limitations
None

Data Source
BITRE analysis of:
   • Australian Bureau of Statistics - Labour Force, Australia, Detailed, Quarterly, Aug 2019 (Cat
      no. 6291.0.55.003) and
   • Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
24 October 2019 (Labour Force) and October 2017 (Census)

Data Source Link
https://www.abs.gov.au/AUSSTATS/abs@.nsf/DetailsPage/6291.0.55.001Sep%202019?OpenDocument
https://auth.censusdata.abs.gov.au/webapi/jsf/login.xhtml

Data Source Geography
GCCSA (Capital cities), SA4s, SUAs and SA2s (Western Sydney and other cities) (ASGS 2016)

Method
GCCSA (Capital cities) results are obtained from the Labour Force Survey. SUA and Western Sydney
are estimates based on SA4 data from the Labour Force Survey. Census data at the SUA and SA2 levels
is used to estimate what proportion of the relevant SA4s results should be apportioned to the SUA
estimates.

Unit
Percentage

Revision Schedule
Annual

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National Cities Performance Framework

Broadband connections
Description
The share of households in a city with an active broadband connection, defined as an access speed of
256 kilobits per second or faster.

Rationale
The internet plays a pivotal role in how people learn, communicate, innovate and do business. Access to
the internet is important for fostering innovation and supporting productivity.

Limitations
This indicator measures access to the internet based on a relatively low threshold speed. It does not
provide information on relative broadband speeds between cities or connection to the NBN.

Data Source
Australian Bureau of Statistics - Census of Population and Housing 2016

Date Published
23 October 2017

Data Source Link
http://www.abs.gov.au/websitedbs/D3310114.nsf/Home/Census?OpenDocument&ref=topBa r

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SUA (other cities) (ASGS 2016)

Method
Extracted from Census Tablebuilder at required geographies.
Not Stated and Not Applicable excluded from the denominator.

Unit
Percentage

Revision Schedule
Five yearly

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National Cities Performance Framework

New businesses
Description
The business entry rate is the number of new businesses that started actively trading on the business
register over the past year as a share of the total number of registered businesses at the start of the year.

Rationale
Business entry is an indicator of dynamism and economic activity in a city. Strong entrepreneurial
activity is associated with a dynamic and innovative local economy.

Limitations
A business entry can occur for reasons other than the creation of a new business. It may occur, for
example, when a business starts to actively remit Goods and Services Tax (GST) and so is counted as an
‘actively trading’ business. Businesses with turnover below $75,000 are not required to register for
GST; those that don’t register for GST are not included in counts of new businesses.

Data Source
Australian Bureau of Statistics - Data by region (Cat. no. 1410.0) 2013-2018

Date Published
17-May-19

Data Source Link
http://www.abs.gov.au/ausstats/abs@.nsf/mf/1410.0

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SA2 (other cities) (ASGS 2016)

Method
Business entries as at year ending 30 June are the numerator, with total number of businesses for the
same point as the denominator.

Unit
Percentage

Revision Schedule
Annual

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National Cities Performance Framework

Patent applications
Description
This shows the number of patent applications per 100,000 persons in the city.

Rationale
Intellectual property, including patents, provides a foundation for innovation, which creates knowledge,
builds businesses and contributes to economic growth.
Patent applications are an indicator of the amount of innovation and research and development
occurring in a city. Tracking data on patent applications can help understand how well a city is fostering
innovation.

Limitations
Innovation that occurs in one city will sometimes be recorded in patents registered elsewhere. This can
occur when a business with offices in more than one city has all of its patents registered by its head
office. In addition, Australian firms sometimes register patents overseas, and this data is not captured in
this indicator.

Data Source
IP Australia - Intellectual Property Government Open Data (IPGOD) 2019
Australian Bureau of Statistics - Regional Population Growth, Australia, 2017-18 (Cat no. 3218.0)

Date Published
6 June 2019 (Patent Applications) and 27 March 2019 (Population)

Data Source Link
https://data.gov.au/dataset/ds-dga-a4210de2-9cbb-4d43-848d-46138fefd271/details?q=
https://www.abs.gov.au/AUSSTATS/abs@.nsf/mf/3218.0

Data Source Geography
GCCSA (Capital cities), LGAs (Western Sydney) and SA3 (other cities) (ASGS 2016)

Method
The number of patent applications are summed for each city and divided by the estimated resident
population of the city. For patent applications with applicants from more than one geographical area, a
share of the application is apportioned evenly to each applicant.

Unit
Patent applications per 100,000 people

Revision Schedule
Annual

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National Cities Performance Framework

Adult obesity
Description
The share of people aged 18 and over with a body mass index (BMI) greater than 30. A person’s BMI is
calculated as their weight (in kilograms) divided by the square of their height (in metres).

Rationale
Obesity is a risk factor for chronic diseases such as cardiovascular disease, diabetes and cancer (see
World Health Organisation: http://www.who.int/topics/obesity/en/). High rates of obesity put added
strain on public health services. Being overweight or obese can also affect a person’s quality of life.

Limitations
BMI is a measure of weight, not fat. Factors like age, gender and muscle mass can affect a person’s
BMI independent of body fat.
This indicator was converted to the city geography using a population weighted concordance, which
does not take into account potential differences in the geographic distribution of this variable.

Data Source
PHIDU - Social Health Atlas of Australia

Date Published
October 2018

Data Source Link
http://phidu.torrens.edu.au/social-health-atlases/data

Data Source Geography
SA3 (ASGS 2016)

Method
SA3 level estimates are aggregated to the required city level using a person weighted concordance.
The total population (denominator) is derived by comparing the estimated number and the age
standardised rate per 100.

Unit
Percentage

Revision Schedule
Irregular updates

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National Cities Performance Framework

Perceived safety
Description
The share of people aged 18 years and over who report that they feel safe or very safe walking alone in
their local area after dark.

Rationale
Feeling unsafe in their community can affect people’s health and wellbeing. If people feel unsafe, it can
negatively influence their social activities and erode trust within their communities (ABS, Australian
Social Trends, 2010). Perceptions of safety are also influenced by factors such as crime rates in a city.

Limitations
Factors other than crime can influence how safe a person feels in a particular context. This can include
age, sex, ethnicity, education, health and economic status (ABS, Australian Social Trends, 2010).
This indicator was converted to the city geography using a population weighted concordance, which
does not take into account potential differences in the geographic distribution of this variable.

Data Source
PHIDU - Social Health Atlas of Australia

Date Published
October 2018

Data Source Link
http://phidu.torrens.edu.au/social-health-atlases/data

Data Source Geography
SA3 (ASGS 2016)

Method
SA3 level estimates are aggregated to the required city level using a person weighted concordance.
The total population (denominator) is derived by comparing the estimated number and the age
standardised rate per 100.

Unit
Percentage

Revision Schedule
Irregular updates

Page 38                                                                              Updated June 2020
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