| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 163.87 | +11.5% |
| 2023/12 | 147.01 | +8.8% |
| 2022/12 | 135.15 | +13.2% |
| 2021/12 | 119.36 | -9.5% |
| 2020/12 | 131.82 | +22.2% |
| 2019/12 | 107.91 | -15.0% |
| 2018/12 | 126.88 | +81.9% |
| 2017/12 | 69.73 | -29.7% |
| 2016/12 | 99.18 | -32.3% |
| 2015/12 | 146.46 | +29.9% |
| 2014/12 | 112.74 | +40.7% |
| 2013/12 | 80.12 | -6.2% |
| 2012/12 | 85.38 | -23.7% |
| 2011/12 | 111.91 | -4.5% |
| 2010/12 | 117.23 | - |