| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 21.45 | +60.1% |
| 2023/12 | 13.4 | -20.2% |
| 2022/12 | 16.79 | -68.5% |
| 2021/12 | 53.34 | -58.9% |
| 2020/12 | 129.69 | -17.8% |
| 2019/12 | 157.69 | -32.8% |
| 2018/12 | 234.77 | -44.7% |
| 2017/12 | 424.56 | -17.3% |
| 2016/12 | 513.61 | +57.8% |
| 2015/12 | 325.5 | -24.1% |
| 2014/12 | 428.85 | -17.5% |
| 2013/12 | 520.0 | -29.0% |
| 2012/12 | 731.89 | +7.9% |
| 2011/12 | 678.42 | - |