| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/9 | 68.87 | -12.1% |
| 2023/9 | 78.32 | -26.3% |
| 2022/9 | 106.2 | +6.2% |
| 2021/9 | 100 | -26.1% |
| 2020/9 | 135.26 | +48.8% |
| 2019/9 | 90.92 | +54.2% |
| 2018/9 | 58.95 | +2.9% |
| 2017/9 | 57.28 | -14.1% |
| 2016/9 | 66.69 | -8.1% |
| 2015/9 | 72.57 | +45.7% |
| 2014/9 | 49.81 | +0.3% |
| 2013/9 | 49.64 | -29.1% |
| 2012/9 | 69.98 | +84.5% |
| 2011/9 | 37.93 | -13.7% |
| 2010/9 | 43.97 | - |