| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 143.58 | +3.2% |
| 2023/12 | 139.14 | +5.5% |
| 2022/12 | 131.85 | -0.8% |
| 2021/12 | 132.94 | +8.9% |
| 2020/12 | 122.09 | +7.0% |
| 2019/12 | 114.1 | +5.1% |
| 2018/12 | 108.57 | +0.2% |
| 2017/12 | 108.31 | +7.9% |
| 2016/12 | 100.43 | -2.2% |
| 2015/12 | 102.64 | +13.4% |
| 2014/12 | 90.52 | +0.2% |
| 2013/12 | 90.31 | -0.7% |
| 2012/12 | 90.99 | +7.1% |
| 2011/12 | 84.98 | -4.4% |
| 2010/12 | 88.89 | - |