| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 190.3 | +13.9% |
| 2023/12 | 167.1 | -17.7% |
| 2022/12 | 202.9 | +6.4% |
| 2021/12 | 190.7 | -14.9% |
| 2020/12 | 224.2 | -60.5% |
| 2019/12 | 567.9 | -61.6% |
| 2018/12 | 1478.2 | +131.0% |
| 2017/12 | 639.9 | -66.6% |
| 2016/12 | 1914.5 | -132.9% |
| 2015/12 | -5825 | -674.6% |
| 2014/12 | 1013.7 | +534.8% |
| 2013/12 | 159.7 | -9.3% |
| 2012/12 | 176.1 | - |
| 2010/12 | 295.7 | - |