| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 41.0 | -28.3% |
| 2023/12 | 57.21 | +89.8% |
| 2022/12 | 30.82 | +3.8% |
| 2022/1 | 30.14 | +1.5% |
| 2021/1 | 29.69 | - |
| 2019/12 | 29.99 | -32.4% |
| 2018/12 | 44.39 | -17.4% |
| 2017/12 | 53.76 | +34.7% |
| 2016/12 | 35.93 | -24.7% |
| 2016/1 | 39.91 | -16.3% |
| 2015/1 | 47.69 | - |
| 2013/12 | 34.39 | -3.6% |
| 2012/12 | 35.69 | -2.8% |
| 2011/12 | 35.82 | - |
| 2011/1 | 36.72 | - |