| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 123.12 | +7.3% |
| 2023/12 | 114.75 | +3.5% |
| 2022/12 | 110.82 | +3.5% |
| 2021/12 | 107.12 | -23.7% |
| 2020/12 | 140.44 | +36.1% |
| 2019/12 | 103.23 | -1.0% |
| 2018/12 | 104.22 | +0.7% |
| 2017/12 | 103.47 | -9.0% |
| 2016/12 | 113.71 | +19.0% |
| 2015/12 | 95.57 | +11.9% |
| 2014/12 | 85.42 | -2.3% |
| 2013/12 | 87.4 | -6.8% |
| 2012/12 | 93.76 | +21.7% |
| 2011/12 | 77.05 | +5.5% |
| 2010/12 | 73.02 | - |