$1 in 1990 → $0.74 in 1986

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$1 in 1990 → $0.74 in 1986

Australian Inflation Rate, $1 in 1990 to 1986

According to the Bureau of Statistics consumer price index, prices in 1986 are 25.57% lower than average prices throughout 1990. The dollar experienced an average inflation rate of 7.66% per year during this period, meaning the real value of a dollar decreased.

In other words, $1 in 1990 is equivalent in purchasing power to about $0.74 in 1986, a difference of $-0.26 over 4 years.

The 1986 inflation rate was 9.18%. The inflation rate in 1990 was 7.48%. The 1990 inflation rate is higher compared to the average inflation rate of 2.41% per year between 1990 and 2019.


Inflation from 1990 to 1986
Cumulative price change -25.57%
Average inflation rate 7.66%
Converted amount ($1 base) $0.74
Price difference ($1 base) $-0.26
CPI in 1990 57.500
CPI in 1986 42.800
Inflation in 1986 9.18%
Inflation in 1990 7.48%

AUD inflation chart from 1922 to 2017


Buying power of $1 in 1986

This chart shows calculation of buying power equivalence, often referred to as "the value of a dollar" over time for $1 in 1986 (price index tracking began in 1922).

According to the Bureau of Statistics, each of these AUD amounts below is equal in terms of what it could buy at the time:

Year Dollar Value Inflation Rate
1986 $1.00 9.18%
1987 $1.08 8.41%
1988 $1.16 7.33%
1989 $1.25 7.43%
1990 $1.34 7.48%
1991 $1.39 3.13%
1992 $1.40 1.01%
1993 $1.42 1.67%
1994 $1.45 1.97%
1995 $1.52 4.67%
1996 $1.56 2.62%
1997 $1.56 0.30%
1998 $1.57 0.75%
1999 $1.60 1.48%
2000 $1.67 4.53%
2001 $1.74 4.34%
2002 $1.80 3.08%
2003 $1.85 2.73%
2004 $1.89 2.28%
2005 $1.94 2.72%
2006 $2.01 3.49%
2007 $2.05 2.33%
2008 $2.14 4.44%
2009 $2.18 1.74%
2010 $2.25 2.89%
2011 $2.32 3.33%
2012 $2.36 1.71%
2013 $2.42 2.48%
2014 $2.48 2.51%
2015 $2.52 1.51%
2016 $2.55 1.30%
2017 $2.60 1.92%
2018 $2.63 1.26%
2019 $2.68 1.90%*
* Compared to previous annual rate. Not final. See inflation summary for latest 12-month trailing value.

How to Calculate Inflation Rate for $1, 1986 to 1990

This inflation calculator uses the following inflation rate formula:

CPI in 1986CPI in 1990
×
1990 AUD value
=
1986 AUD value

Then plug in historical CPI values. The Australian CPI was 57.5 in the year 1990 and 42.8 in 1986:

42.857.5
×
$1
=
$0.74

$1 in 1990 has the same "purchasing power" or "buying power" as $0.74 in 1986.

To get the total inflation rate for the 4 years between 1986 and 1990, we use the following formula:

CPI in 1986 - CPI in 1990CPI in 1990
×
100
=
Cumulative inflation rate (4 years)

Plugging in the values to this equation, we get:

42.8 - 57.557.5
×
100
=
-26%

News headlines from 1986

Politics and news often influence economic performance. Here's what was happening at the time:

  • Nelson Mandela is released having spent 27 years in South African prison.
  • The Hubble Space Telescope takes its first photos from space.
  • Dr Penny Jamieson, becomes the first woman to be made an Anglican Bishop, in New Zeeland
  • The United States sends troops to Saudi Arabia, marking the beginning of Operation Desert Shield.

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 1990 → 1986 | Australia Inflation Calculator.” U.S. Official Inflation Data, Alioth Finance, 11 Dec. 2019, https://www.officialdata.org/1990-AUD-in-1986?amount=1.

Special thanks to QuickChart for providing downloadable chart images.

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


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 1990 to 1986
Cumulative price change -25.57%
Average inflation rate 7.66%
Converted amount ($1 base) $0.74
Price difference ($1 base) $-0.26
CPI in 1990 57.500
CPI in 1986 42.800
Inflation in 1986 9.18%
Inflation in 1990 7.48%
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