| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 200.58 | +9.0% |
| 2023/12 | 183.98 | +8.8% |
| 2022/12 | 169.15 | +19.2% |
| 2021/12 | 141.92 | +9.6% |
| 2020/12 | 129.54 | +9.4% |
| 2019/12 | 118.37 | +1.8% |
| 2018/12 | 116.27 | +33.0% |
| 2017/12 | 87.43 | +11.2% |
| 2016/12 | 78.64 | -5.8% |
| 2015/12 | 83.49 | +0.9% |
| 2014/12 | 82.71 | -7.2% |
| 2013/12 | 89.18 | +8.1% |
| 2012/12 | 82.49 | +2.8% |
| 2012/3 | 122.27 | +52.5% |
| 2011/12 | 80.2 | -25.8% |
| 2010/12 | 108.05 | - |