| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 113.5 | +3.2% |
| 2023/12 | 110.0 | -18.3% |
| 2022/12 | 134.7 | +34.7% |
| 2021/12 | 100.0 | +35.7% |
| 2020/12 | 73.7 | +117.9% |
| 2019/12 | 33.8 | -71.8% |
| 2018/12 | 120.1 | +88.4% |
| 2017/12 | 63.7 | +2.3% |
| 2016/12 | 62.3 | +74.4% |
| 2015/12 | 35.7 | -40.9% |
| 2014/12 | 60.5 | +21.5% |
| 2013/12 | 49.8 | -15.7% |
| 2012/12 | 59.1 | +63.0% |
| 2011/12 | 36.3 | - |