| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 199.62 | +4.0% |
| 2023/12 | 192.04 | -9.1% |
| 2022/12 | 211.29 | -12.1% |
| 2021/12 | 240.4 | -48.1% |
| 2020/12 | 462.77 | +21.5% |
| 2019/12 | 380.98 | +4.6% |
| 2018/12 | 364.35 | +17.6% |
| 2017/12 | 309.85 | +3.4% |
| 2016/12 | 299.55 | -2.8% |
| 2015/12 | 308.25 | +87.9% |
| 2014/12 | 164.06 | +7.5% |
| 2013/12 | 152.61 | -18.8% |
| 2012/12 | 187.98 | -6.9% |
| 2011/12 | 201.8 | +77.0% |
| 2010/12 | 114.04 | - |