| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 118.55 | -11.0% |
| 2023/12 | 133.14 | -0.4% |
| 2022/12 | 133.74 | -6.4% |
| 2021/12 | 142.94 | +7.6% |
| 2020/12 | 132.82 | +4.0% |
| 2019/12 | 127.67 | -1.2% |
| 2018/12 | 129.25 | -24.5% |
| 2017/12 | 171.14 | -8.0% |
| 2016/12 | 185.94 | +47.0% |
| 2015/12 | 126.46 | +12.8% |
| 2014/12 | 112.1 | +4.9% |
| 2013/12 | 106.82 | +26.2% |
| 2012/12 | 84.61 | - |
| 2010/12 | 108.27 | - |