| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 148.6 | +7.6% |
| 2023/12 | 138.2 | +22.1% |
| 2022/12 | 113.2 | +27.4% |
| 2021/12 | 88.8 | -3.5% |
| 2020/12 | 92.1 | +33.6% |
| 2019/12 | 69.0 | -11.6% |
| 2018/12 | 78.0 | -13.5% |
| 2017/12 | 90.1 | +1.3% |
| 2016/12 | 89.0 | -49.4% |
| 2015/12 | 175.7 | +4.4% |
| 2014/12 | 168.3 | +156.2% |
| 2013/12 | 65.7 | -42.6% |
| 2012/12 | 114.3 | +55.9% |
| 2011/12 | 73.3 | - |