| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 126.5 | +14.2% |
| 2023/12 | 110.8 | +17.3% |
| 2022/12 | 94.5 | -63.4% |
| 2021/12 | 258.2 | +30.0% |
| 2020/12 | 198.7 | -9.2% |
| 2019/12 | 218.7 | +0.1% |
| 2018/12 | 218.5 | -172.6% |
| 2017/12 | -300.7 | -21.9% |
| 2016/12 | -385.0 | -47.2% |
| 2015/12 | -729.5 | -698.6% |
| 2014/12 | 121.9 | +45.3% |
| 2013/12 | 83.9 | -40.9% |
| 2012/12 | 141.9 | +23.0% |
| 2011/12 | 115.4 | +140.1% |
| 2010/12 | 48.0 | - |