| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 199.3 | -1.0% |
| 2023/12 | 201.4 | -26.7% |
| 2022/12 | 274.8 | +8.1% |
| 2021/12 | 254.2 | -30.2% |
| 2020/12 | 364.3 | -45.8% |
| 2019/12 | 671.6 | -22.3% |
| 2018/12 | 864.6 | -118.4% |
| 2017/12 | -4709.0 | +1338.5% |
| 2016/12 | -327.4 | -67.8% |
| 2015/12 | -1015.2 | -117.1% |
| 2014/12 | 5937.8 | +882.8% |
| 2013/12 | 604.1 | +43.4% |
| 2012/12 | 421.4 | -153.7% |
| 2011/12 | -785.2 | +89.0% |
| 2010/12 | -415.4 | - |