| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2025/3 | 31.48 | +0.3% |
| 2024/3 | 31.38 | -7.0% |
| 2023/3 | 33.75 | - |
| 2021/12 | 31.72 | -47.0% |
| 2020/12 | 59.88 | +117.2% |
| 2019/12 | 27.57 | -23.7% |
| 2018/12 | 36.14 | -7.9% |
| 2017/12 | 39.24 | -2.5% |
| 2016/12 | 40.25 | +0.8% |
| 2015/12 | 39.93 | +89.7% |
| 2014/12 | 21.05 | +318.9% |
| 2013/12 | 5.02 | -33.7% |
| 2012/12 | 7.58 | -38.0% |
| 2011/12 | 12.21 | +280.7% |
| 2010/12 | 3.21 | - |