| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 129.87 | +8.9% |
| 2023/12 | 119.23 | +0.4% |
| 2022/12 | 118.7 | -6.0% |
| 2021/12 | 126.32 | -22.9% |
| 2020/12 | 163.88 | +8.6% |
| 2019/12 | 150.85 | +1.1% |
| 2018/12 | 149.2 | +1.5% |
| 2017/12 | 147.04 | -24.4% |
| 2016/12 | 194.53 | +24.2% |
| 2015/12 | 156.66 | +14.7% |
| 2014/12 | 136.62 | -4.1% |
| 2013/12 | 142.51 | +5.7% |
| 2012/12 | 134.88 | -12.4% |
| 2011/12 | 153.89 | +2.5% |
| 2010/12 | 150.16 | - |