| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 119.2 | -0.7% |
| 2023/12 | 120.1 | -8.5% |
| 2022/12 | 131.2 | +8.1% |
| 2021/12 | 121.4 | +4.1% |
| 2020/12 | 116.6 | +16.3% |
| 2019/12 | 100.2 | +1.4% |
| 2018/12 | 98.9 | -1.5% |
| 2017/12 | 100.4 | +0.2% |
| 2016/12 | 100.3 | +3.2% |
| 2015/12 | 97.1 | -25.8% |
| 2014/12 | 130.9 | +24.3% |
| 2013/12 | 105.3 | +11.3% |
| 2012/12 | 94.6 | -9.2% |
| 2011/12 | 104.1 | -7.9% |
| 2010/12 | 113.1 | - |