| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -549.3 | +16.4% |
| 2023/12 | -472.0 | +5.9% |
| 2022/12 | -445.7 | -15.4% |
| 2021/12 | -527.0 | +24.2% |
| 2020/12 | -424.4 | -20.4% |
| 2019/12 | -532.8 | -17.0% |
| 2018/12 | -642.3 | -26.6% |
| 2017/12 | -874.4 | -272.3% |
| 2016/12 | 507.4 | +6.0% |
| 2015/12 | 478.8 | +4.7% |
| 2014/12 | 457.4 | +19.3% |
| 2013/12 | 383.3 | -2.1% |
| 2012/12 | 391.7 | -57.2% |
| 2011/12 | 914.1 | - |