| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 4Q21 | 45.2 | -43.6% |
| 3Q21 | 38.0 | -54.2% |
| 2Q21 | 42.4 | -51.5% |
| 1Q21 | 45.7 | -50.4% |
| 4Q20 | 80.1 | -13.3% |
| 3Q20 | 83.0 | -13.8% |
| 2Q20 | 87.5 | -0.9% |
| 1Q20 | 92.1 | +23.2% |
| 4Q19 | 92.4 | +60.1% |
| 3Q19 | 96.2 | +4.1% |
| 2Q19 | 88.3 | +16.2% |
| 1Q19 | 74.8 | -22.4% |
| 4Q18 | 57.7 | +3.3% |
| 3Q18 | 92.4 | +24.2% |
| 2Q18 | 76.0 | +50.1% |
| 1Q18 | 96.4 | +35.3% |
| 4Q17 | 55.9 | +2.1% |
| 3Q17 | 74.4 | - |
| 2Q17 | 50.6 | - |
| 1Q17 | 71.2 | - |
| 4Q16 | 54.8 | - |