| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2025/1 | 24.2 | - |
| 2023/12 | 68.15 | +81.6% |
| 2022/12 | 37.53 | -12.7% |
| 2021/12 | 32.78 | -44.5% |
| 2021/1 | 42.99 | -27.2% |
| 2020/1 | 59.07 | - |
| 2018/12 | 73.59 | +90.5% |
| 2017/12 | 38.63 | +17.5% |
| 2016/12 | 26.88 | -13.4% |
| 2016/1 | 32.86 | +5.8% |
| 2015/1 | 31.04 | -8.6% |
| 2014/1 | 33.95 | - |
| 2012/12 | 47.62 | +34.0% |
| 2011/12 | 35.52 | +221.4% |
| 2010/12 | 11.05 | - |