| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 181.0 | -49.9% |
| 2023/12 | 361.2 | -66.6% |
| 2022/12 | 1080.5 | +62.8% |
| 2021/12 | 663.7 | +265.7% |
| 2020/12 | 181.5 | -22.0% |
| 2019/12 | 232.6 | -13.3% |
| 2018/12 | 268.2 | -19.6% |
| 2017/12 | 333.4 | -70.8% |
| 2016/12 | 1140.6 | -284.4% |
| 2015/12 | -618.5 | -346.1% |
| 2014/12 | 251.3 | +342.9% |
| 2013/12 | 56.7 | -15.1% |
| 2012/12 | 66.8 | -39.2% |
| 2011/12 | 110.0 | -6.5% |
| 2010/12 | 117.7 | - |