| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 144.9 | +10.3% |
| 2023/12 | 131.4 | -37.3% |
| 2022/12 | 209.8 | -7.5% |
| 2021/12 | 226.8 | -3.7% |
| 2020/12 | 235.6 | +17.5% |
| 2019/12 | 200.6 | +40.7% |
| 2018/12 | 142.6 | -4.9% |
| 2017/12 | 149.9 | -38.3% |
| 2016/12 | 243.0 | +8.5% |
| 2015/12 | 223.9 | +25.3% |
| 2014/12 | 178.8 | +11.6% |
| 2013/12 | 160.2 | +3.9% |
| 2012/12 | 154.2 | +19.7% |
| 2011/12 | 128.8 | +16.6% |
| 2010/12 | 110.4 | - |