| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 335.0 | +14.5% |
| 2023/12 | 292.5 | +171.1% |
| 2022/12 | 107.9 | -6.0% |
| 2021/12 | 114.8 | -21.0% |
| 2020/12 | 145.3 | -16.0% |
| 2019/12 | 173.0 | +27.0% |
| 2018/12 | 136.2 | +30.8% |
| 2017/12 | 104.1 | +0.8% |
| 2016/12 | 103.2 | +38.6% |
| 2015/12 | 74.5 | +46.0% |
| 2014/12 | 51.0 | +111.7% |
| 2013/12 | 24.1 | -11.6% |
| 2012/12 | 27.3 | -3.6% |
| 2011/12 | 28.3 | +8.2% |
| 2010/12 | 26.1 | - |