| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 131.03 | +5.2% |
| 2023/12 | 124.6 | -5.3% |
| 2022/12 | 131.62 | +19.4% |
| 2021/12 | 110.26 | +8.9% |
| 2020/12 | 101.23 | +1.1% |
| 2019/12 | 100.13 | -0.5% |
| 2018/12 | 100.59 | +6.6% |
| 2017/12 | 94.37 | +8.7% |
| 2016/12 | 86.79 | +18.5% |
| 2015/12 | 73.22 | +0.4% |
| 2014/12 | 72.91 | +0.7% |
| 2013/12 | 72.41 | +1.2% |
| 2012/12 | 71.54 | -6.7% |
| 2011/12 | 76.69 | -15.3% |
| 2010/12 | 90.59 | - |