| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 200.9 | +20.2% |
| 2023/12 | 167.2 | -12.8% |
| 2022/12 | 191.7 | -2.7% |
| 2021/12 | 197.0 | -43.2% |
| 2020/12 | 346.8 | +16.5% |
| 2019/12 | 297.6 | -14.3% |
| 2018/12 | 347.3 | +24.3% |
| 2017/12 | 279.4 | -19.2% |
| 2016/12 | 345.7 | -46.3% |
| 2015/12 | 643.6 | -17.2% |
| 2014/12 | 777.2 | +15.2% |
| 2013/12 | 674.4 | -35.6% |
| 2012/12 | 1046.7 | +324.2% |
| 2011/12 | 246.7 | - |