| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 42.87 | +22.5% |
| 2023/12 | 37.63 | -7.1% |
| 2023/1 | 35.01 | -13.6% |
| 2022/1 | 40.51 | -21.5% |
| 2021/1 | 51.57 | - |
| 2019/12 | 44.55 | -3.8% |
| 2018/12 | 46.33 | +45.4% |
| 2017/12 | 50.99 | +182.2% |
| 2017/1 | 31.87 | +76.4% |
| 2016/1 | 18.07 | - |
| 2014/12 | 21.68 | +20.5% |
| 2013/12 | 18.0 | -20.8% |
| 2012/12 | 17.72 | +9.5% |
| 2012/1 | 22.72 | +40.4% |
| 2011/1 | 16.18 | - |