| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/10 | 59.4 | -13.0% |
| 2023/10 | 68.3 | -6.9% |
| 2022/10 | 73.3 | +22.1% |
| 2021/10 | 60.0 | -15.4% |
| 2020/10 | 71.0 | -13.0% |
| 2019/10 | 81.5 | +74.5% |
| 2018/10 | 46.7 | -13.1% |
| 2017/10 | 53.8 | -15.7% |
| 2016/10 | 63.8 | -22.0% |
| 2015/10 | 81.8 | -5.6% |
| 2014/10 | 86.6 | +39.0% |
| 2013/10 | 62.3 | -13.6% |
| 2012/10 | 72.1 | -15.3% |
| 2011/10 | 85.2 | +4.1% |
| 2010/10 | 81.8 | - |