| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 75 | +21.6% |
| 2023/12 | 61.68 | -30.0% |
| 2022/12 | 88.08 | -4.2% |
| 2021/12 | 91.95 | -16.0% |
| 2020/12 | 109.43 | +27.5% |
| 2019/12 | 85.83 | -13.2% |
| 2018/12 | 98.84 | +42.6% |
| 2017/12 | 69.3 | +27.7% |
| 2016/12 | 54.26 | -0.1% |
| 2015/12 | 54.3 | -47.8% |
| 2014/12 | 104.04 | +41.1% |
| 2013/12 | 73.74 | -30.4% |
| 2012/12 | 105.96 | -50.0% |
| 2011/12 | 211.79 | - |