| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 136.0 | +16.5% |
| 2023/12 | 116.7 | -4.1% |
| 2022/12 | 121.7 | +6.6% |
| 2021/12 | 114.2 | -24.6% |
| 2020/12 | 151.5 | +45.3% |
| 2019/12 | 104.3 | -6.7% |
| 2018/12 | 111.8 | -7.2% |
| 2017/12 | 120.4 | +35.0% |
| 2016/12 | 89.2 | -28.0% |
| 2015/12 | 124.0 | +7.1% |
| 2014/12 | 115.8 | -11.7% |
| 2013/12 | 131.1 | -21.7% |
| 2012/12 | 167.5 | -115.5% |
| 2011/12 | -1080.5 | - |