$1 in 2010 is worth $0.97 in 2009

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Value of $1 from 2010 to 2009

$1 in 2010 is equivalent in purchasing power to about $0.97 in 2009. The dollar had an average inflation rate of 2.89% per year between 2009 and 2010, producing a cumulative price increase of -2.81%.

This means that prices in 2009 are 2.81% lower than average prices since 2010, according to the Bureau of Statistics consumer price index.

The inflation rate in 2009 was 1.74%. The inflation rate in 2010 was 2.89%. The 2010 inflation rate is higher compared to the average inflation rate of 2.47% per year between 2010 and 2024.

⌃
Inflation from 2010 to 2009
Average inflation rate2.89%
Converted amount
$1 base		$0.97
Price difference
$1 base		$-0.03
CPI in 201096.100
CPI in 200993.400
Inflation in 20091.74%
Inflation in 20102.89%
$1 in 2010$0.97 in 2009
Recent AUD inflation
Annual Rate, the Bureau of Statistics CPI
Download

How to calculate inflation rate for $1, 2009 to 2010

Our calculations use the following inflation rate formula to calculate the change in value between 2009 and 2010:

CPI in 2009 CPI in 2010
×
2010 AUD value
=
2009 AUD value

Then plug in historical CPI values. The Australian CPI was 96.1 in the year 2010 and 93.4 in 2009:

93.496.1
×
$1
=
$0.97

$1 in 2010 has the same "purchasing power" or "buying power" as $0.97 in 2009.

To get the total inflation rate for the 1 years between 2009 and 2010, we use the following formula:

CPI in 2009 - CPI in 2010CPI in 2010
×
100
=
Cumulative inflation rate (1 years)

Plugging in the values to this equation, we get:

93.4 - 96.196.1
×
100
=
-3%

Data source & citation

Raw data for these calculations comes from the government of Australia's annual (CPI) as provided by the Reserve Bank of Australia. The consumer price index was established in 1922 and is tracked by Australian Bureau of Statistics (ABS).

You may use the following MLA citation for this page: “$1 in 2010 → 2009 | Australia Inflation Calculator.” Official Inflation Data, Alioth Finance, 16 Apr. 2024, https://www.officialdata.org/australia/inflation/2010?amount=1&endYear=2009.

Special thanks to QuickChart for their chart image API, which is used for chart downloads.

in2013dollars.com is a reference website maintained by the Official Data Foundation.

Ian Webster

About the author

Ian Webster is an engineer and data expert based in San Mateo, California. He has worked for Google, NASA, and consulted for governments around the world on data pipelines and data analysis. Disappointed by the lack of clear resources on the impacts of inflation on economic indicators, Ian believes this website serves as a valuable public tool. Ian earned his degree in Computer Science from Dartmouth College.

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Inflation from 2010 to 2009
Average inflation rate2.89%
Converted amount
$1 base		$0.97
Price difference
$1 base		$-0.03
CPI in 201096.100
CPI in 200993.400
Inflation in 20091.74%
Inflation in 20102.89%
$1 in 2010$0.97 in 2009