| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 175.9 | -34.2% |
| 2023/12 | 267.3 | -11.1% |
| 2022/12 | 300.6 | +158.9% |
| 2021/12 | 116.1 | -5.2% |
| 2020/12 | 122.5 | +1.5% |
| 2019/12 | 120.7 | -44.4% |
| 2018/12 | 217.1 | +29.1% |
| 2017/12 | 168.1 | +35.1% |
| 2016/12 | 124.4 | -10.4% |
| 2015/12 | 138.8 | +2.2% |
| 2014/12 | 135.8 | -11.0% |
| 2013/12 | 152.6 | +16.0% |
| 2012/12 | 131.5 | +24.4% |
| 2011/12 | 105.7 | - |