| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/10 | 75.2 | +12.5% |
| 2023/10 | 66.9 | +107.9% |
| 2022/10 | 32.2 | -14.9% |
| 2021/10 | 37.8 | -39.9% |
| 2020/10 | 62.9 | -20.1% |
| 2019/10 | 78.7 | -13.1% |
| 2018/10 | 90.6 | -33.9% |
| 2017/10 | 137.0 | +18.9% |
| 2016/10 | 115.2 | -31.9% |
| 2015/10 | 169.0 | +120.5% |
| 2014/10 | 76.7 | +4.9% |
| 2013/10 | 73.1 | -16.1% |
| 2012/10 | 87.2 | +56.0% |
| 2011/10 | 55.9 | +1878.4% |
| 2010/10 | 2.8 | - |