| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 157.4 | +5.0% |
| 2023/12 | 149.9 | +11.5% |
| 2022/12 | 134.5 | +7.8% |
| 2021/12 | 124.8 | +2.6% |
| 2020/12 | 121.7 | +0.4% |
| 2019/12 | 121.2 | -2.6% |
| 2018/12 | 124.4 | -0.7% |
| 2017/12 | 125.3 | +7.3% |
| 2016/12 | 116.7 | +19.4% |
| 2015/12 | 97.7 | +0.3% |
| 2014/12 | 97.5 | +0.3% |
| 2013/12 | 97.2 | +0.9% |
| 2012/12 | 96.4 | +12.3% |
| 2011/12 | 85.8 | +12.8% |
| 2010/12 | 76.1 | - |