| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 65.83 | -11.8% |
| 2023/12 | 74.62 | -22.9% |
| 2022/12 | 97.3 | +11.2% |
| 2022/1 | 96.79 | +10.6% |
| 2021/1 | 87.5 | - |
| 2019/12 | 96.22 | -15.3% |
| 2018/12 | 113.63 | +50.3% |
| 2017/12 | 75.59 | +15.1% |
| 2016/12 | 57.86 | -2.6% |
| 2016/1 | 65.65 | +10.5% |
| 2015/1 | 59.42 | - |
| 2013/12 | 68.18 | +70.4% |
| 2012/12 | 40.01 | -20.6% |
| 2011/12 | 62.1 | - |
| 2011/1 | 50.37 | - |