| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 204.85 | +1.6% |
| 2023/12 | 201.72 | -2.3% |
| 2022/12 | 206.43 | -7.5% |
| 2021/12 | 223.06 | -25.1% |
| 2020/12 | 297.89 | +51.9% |
| 2019/12 | 196.05 | +1.2% |
| 2018/12 | 193.77 | -36.7% |
| 2017/12 | 305.98 | +14.5% |
| 2016/12 | 267.23 | +10.4% |
| 2015/12 | 242.07 | +78.6% |
| 2014/12 | 135.52 | +35.9% |
| 2013/12 | 99.69 | -5.1% |
| 2012/12 | 105.03 | +6.7% |
| 2011/12 | 98.42 | +5.7% |
| 2010/12 | 93.12 | - |