| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 110.94 | -22.0% |
| 2023/12 | 142.23 | -1.2% |
| 2022/12 | 143.99 | +5.0% |
| 2021/12 | 137.12 | -8.4% |
| 2020/12 | 149.74 | +8.8% |
| 2019/12 | 137.61 | -14.5% |
| 2018/12 | 160.87 | +5.0% |
| 2017/12 | 153.17 | -18.7% |
| 2016/12 | 188.42 | +47.2% |
| 2015/12 | 127.98 | +2.7% |
| 2014/12 | 124.67 | +21.6% |
| 2013/12 | 102.48 | -13.4% |
| 2012/12 | 118.37 | -13.0% |
| 2011/12 | 136.06 | - |