| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 45.89 | +16.1% |
| 2023/12 | 39.52 | -9.9% |
| 2022/12 | 43.86 | -6.4% |
| 2021/12 | 46.87 | -19.2% |
| 2020/12 | 58.04 | -5.9% |
| 2019/12 | 61.66 | +7.3% |
| 2018/12 | 57.45 | -79.9% |
| 2017/12 | 285.88 | -23.5% |
| 2016/12 | 373.69 | +26.1% |
| 2015/12 | 296.4 | +6.6% |
| 2014/12 | 277.99 | +77.3% |
| 2013/12 | 156.79 | -39.2% |
| 2012/12 | 257.91 | - |
| 2010/12 | 180.25 | - |