| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 33.46 | +151.2% |
| 2023/12 | 13.32 | -7.0% |
| 2022/12 | 14.32 | +9.0% |
| 2021/12 | 13.13 | -33.3% |
| 2020/12 | 19.71 | -59.2% |
| 2019/12 | 48.35 | -41.3% |
| 2018/12 | 82.33 | +63.9% |
| 2017/12 | 50.22 | +7.8% |
| 2016/12 | 46.59 | -6.0% |
| 2015/12 | 49.57 | +143.2% |
| 2014/12 | 20.38 | -33.5% |
| 2013/12 | 30.63 | -19.0% |
| 2012/12 | 37.82 | -23.1% |
| 2011/12 | 49.15 | - |