| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -179.0 | +4.9% |
| 2023/12 | -170.7 | -22.6% |
| 2022/12 | -220.6 | -20.9% |
| 2021/12 | -278.8 | +113.6% |
| 2020/12 | -130.5 | +12.5% |
| 2019/12 | -116.0 | -43.6% |
| 2018/12 | -205.6 | -53.3% |
| 2017/12 | -440.3 | -114.4% |
| 2016/12 | 3059.1 | +406.0% |
| 2015/12 | 604.5 | +159.0% |
| 2014/12 | 233.5 | +104.3% |
| 2013/12 | 114.3 | +135.0% |
| 2012/12 | 48.6 | +106.1% |
| 2011/12 | 23.6 | - |