Inflation as measured by the consumer price index reflects the annual percentage change in the cost to the average consumer of acquiring a basket of goods and services that may be fixed or changed at specified intervals, such as yearly. The Laspeyres formula is generally used.
| 日付 | 値 | 変更 , % |
|---|---|---|
| 2024 | 2.9 | -20.42% |
| 2023 | 3.6 | -8.50% |
| 2022 | 4.0 | 16.27% |
| 2021 | 3.4 | 62.90% |
| 2020 | 2.1 | 92.49% |
| 2019 | 1.1 | 101.03% |
| 2018 | 0.5 | -74.99% |
| 2017 | 2.2 | -32.10% |
| 2016 | 3.2 | -2.24% |
| 2015 | 3.3 | 12.47% |
| 2014 | 2.9 | 8.45% |
| 2013 | 2.7 |