| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 148.6 | +7.6% |
| 2023/12 | 138.15 | +22.1% |
| 2022/12 | 113.19 | +27.4% |
| 2021/12 | 88.85 | -3.5% |
| 2020/12 | 92.12 | +33.6% |
| 2019/12 | 68.97 | -11.6% |
| 2018/12 | 77.98 | -13.5% |
| 2017/12 | 90.12 | +1.3% |
| 2016/12 | 88.97 | -49.4% |
| 2015/12 | 175.75 | +4.4% |
| 2014/12 | 168.26 | +156.2% |
| 2013/12 | 65.68 | -42.6% |
| 2012/12 | 114.34 | +55.9% |
| 2011/12 | 73.34 | - |