| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 83.42 | +10.6% |
| 2023/12 | 75.41 | -25.7% |
| 2022/12 | 101.45 | -1.1% |
| 2021/12 | 102.56 | +11.6% |
| 2020/12 | 91.93 | -1.5% |
| 2019/12 | 93.32 | -11.9% |
| 2018/12 | 105.92 | +45.3% |
| 2017/12 | 72.87 | -5.5% |
| 2016/12 | 77.08 | -2.9% |
| 2015/12 | 79.42 | +18.4% |
| 2014/12 | 67.1 | +3.4% |
| 2013/12 | 64.87 | -16.8% |
| 2012/12 | 77.93 | -24.9% |
| 2011/12 | 103.71 | -1.7% |
| 2010/12 | 105.48 | - |