| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 285.3 | -10.5% |
| 2023/12 | 318.8 | +138.6% |
| 2022/12 | 133.6 | +1.7% |
| 2021/12 | 131.4 | -24.2% |
| 2020/12 | 173.4 | +28.4% |
| 2019/12 | 135.1 | +39.8% |
| 2018/12 | 96.6 | +4.4% |
| 2017/12 | 92.5 | +11.3% |
| 2016/12 | 83.1 | -10.6% |
| 2015/12 | 93.0 | -11.8% |
| 2014/12 | 105.5 | +84.9% |
| 2013/12 | 57.1 | -38.4% |
| 2012/12 | 92.6 | -6.3% |
| 2011/12 | 98.8 | +14.2% |
| 2010/12 | 86.5 | - |