| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 121.2 | +3.6% |
| 2023/12 | 116.9 | -4.3% |
| 2022/12 | 122.2 | +7.2% |
| 2021/12 | 114.0 | -4.5% |
| 2020/12 | 119.4 | +52.0% |
| 2019/12 | 78.5 | -37.9% |
| 2018/12 | 126.6 | +16.8% |
| 2017/12 | 108.4 | +6.2% |
| 2016/12 | 102.1 | +0.3% |
| 2015/12 | 101.7 | +4.0% |
| 2014/12 | 97.8 | -3.4% |
| 2013/12 | 101.3 | -11.7% |
| 2012/12 | 114.7 | -2.8% |
| 2011/12 | 117.9 | -8.8% |
| 2010/12 | 129.3 | - |