Measures of Consumer Price Inflation

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Year-ended percentage change
Consumer price index Other consumer price measures
Date All groups Excluding volatile items Weighted median Trimmed mean
2017/2018
Sep 1.8 1.9 2.1 1.8
Dec 1.9 1.9 2.1 1.7
Mar 1.9 2.0 2.0 1.8
Jun 2.1 1.8 1.9 1.7
2018/2019
Sep 1.9 1.2 1.9 1.7
Dec 1.8 1.6 1.8 1.8
Mar 1.3 1.3 1.5 1.5
Jun 1.6 1.5 1.3 1.5
2019/2020
Sep 1.7 1.9 1.2 1.5
Dec 1.8 1.7 1.2 1.5
Mar 2.2 2.1 1.6 1.7
Jun −0.3 0.4 1.3 1.3
2020/2021
Sep 0.7 0.9 1.2 1.2
Dec 0.9 1.5 1.4 1.2

Sources: ABS Cat No 6401.0
Quarterly percentage change
Consumer price index Other consumer price measures
All groups Excluding volatile items Weighted median Trimmed mean
Date Non-seasonally adjusted Non-seasonally adjusted Based on seasonally adjusted
quarterly price changes
2017/2018
Sep 0.6 0.9 0.4 0.4
Dec 0.6 0.3 0.4 0.4
Mar 0.4 0.4 0.5 0.5
Jun 0.4 0.2 0.5 0.4
2018/2019
Sep 0.4 0.4 0.4 0.4
Dec 0.5 0.6 0.4 0.4
Mar 0.0 0.2 0.1 0.3
Jun 0.6 0.3 0.3 0.4
2019/2020
Sep 0.5 0.8 0.3 0.4
Dec 0.7 0.4 0.4 0.4
Mar 0.3 0.5 0.5 0.5
Jun −1.9 −1.3 0.1 0.0
2020/2021
Sep 1.6 1.3 0.2 0.3
Dec 0.9 1.0 0.5 0.4

Sources: ABS Cat No 6401.0