| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 16.57 | -38.4% |
| 2023/12 | 26.9 | -17.3% |
| 2022/12 | 32.54 | -73.6% |
| 2021/12 | 123.33 | +6.1% |
| 2020/12 | 116.23 | +1.5% |
| 2019/12 | 114.54 | -37.1% |
| 2018/12 | 182.17 | +0.9% |
| 2017/12 | 180.49 | +2.1% |
| 2016/12 | 176.79 | +31.4% |
| 2015/12 | 134.56 | +18.7% |
| 2014/12 | 113.39 | -4.9% |
| 2013/12 | 119.26 | -5.3% |
| 2012/12 | 125.95 | -11.1% |
| 2011/12 | 141.66 | - |