$100 in 1998 is equivalent in purchasing power to about $101.48 in 1999. The dollar had an average inflation rate of 1.48% per year between 1998 and 1999, producing a cumulative price increase of 1.48%.
This means that prices in 1999 are 1.01 times as high as average prices since 1998, according to the Bureau of Statistics consumer price index.
The inflation rate in 1998 was 0.75%. The inflation rate in 1999 was 1.48%. The 1999 inflation rate is lower compared to the average inflation rate of 2.77% per year between 1999 and 2025.
Average inflation rate | 1.48% |
Converted amount $100 base | $101.48 |
Price difference $100 base | $1.48 |
CPI in 1998 | 67.400 |
CPI in 1999 | 68.400 |
Inflation in 1998 | 0.75% |
Inflation in 1999 | 1.48% |
$100 in 1998 | $101.48 in 1999 |
Our calculations use the following inflation rate formula to calculate the change in value between 1998 and 1999:
Then plug in historical CPI values. The Australian CPI was 67.4 in the year 1998 and 68.4 in 1999:
$100 in 1998 has the same "purchasing power" or "buying power" as $101.48 in 1999.
To get the total inflation rate for the 1 years between 1998 and 1999, we use the following formula:
Plugging in the values to this equation, we get:
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: “1998 dollars in 1999 | Australia Inflation Calculator.” Official Inflation Data, Alioth Finance, 10 Jul. 2025, https://www.officialdata.org/1998-AUD-in-1999.
Special thanks to QuickChart for their chart image API, which is used for chart downloads.
Average inflation rate | 1.48% |
Converted amount $100 base | $101.48 |
Price difference $100 base | $1.48 |
CPI in 1998 | 67.400 |
CPI in 1999 | 68.400 |
Inflation in 1998 | 0.75% |
Inflation in 1999 | 1.48% |
$100 in 1998 | $101.48 in 1999 |