| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 63.67 | +29.1% |
| 2023/12 | 49.31 | +0.1% |
| 2022/12 | 49.27 | -17.2% |
| 2021/12 | 59.47 | -63.8% |
| 2020/12 | 164.39 | +30.8% |
| 2019/12 | 125.69 | -8.2% |
| 2018/12 | 136.87 | +8.7% |
| 2017/12 | 125.93 | -17.0% |
| 2016/12 | 151.67 | +13.9% |
| 2015/12 | 133.14 | +8.6% |
| 2014/12 | 122.55 | -4.5% |
| 2013/12 | 128.38 | +17.3% |
| 2012/12 | 109.43 | -62.0% |
| 2011/12 | 287.93 | - |