| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 95.85 | -7.5% |
| 2023/12 | 103.62 | +2.6% |
| 2022/12 | 101.02 | -2.6% |
| 2021/12 | 103.72 | +7.7% |
| 2020/12 | 96.34 | +5.9% |
| 2019/12 | 90.95 | +5.2% |
| 2018/12 | 86.44 | +1.5% |
| 2017/12 | 85.12 | +4.8% |
| 2016/12 | 81.26 | -12.1% |
| 2015/12 | 92.41 | -7.5% |
| 2014/12 | 99.86 | -6.9% |
| 2013/12 | 107.3 | -7.7% |
| 2012/12 | 116.3 | -28.1% |
| 2011/12 | 161.78 | -17.7% |
| 2010/12 | 196.47 | - |