| DEレシオ（％） | 前年比（％） | |
|---|---|---|
| 2Q21 | 3.25 | -85.8% |
| 1Q21 | 4.4 | -55.2% |
| 4Q20 | 16.46 | +75.9% |
| 3Q21 | 21.44 | +156.2% |
| 2Q20 | 22.84 | +156.1% |
| 1Q20 | 9.82 | +3.0% |
| 4Q19 | 9.36 | -6.9% |
| 3Q19 | 8.37 | -10.0% |
| 2Q19 | 8.92 | +26.9% |
| 1Q19 | 9.54 | +25.4% |
| 4Q18 | 10.05 | +22.5% |
| 3Q18 | 9.3 | +5.8% |
| 2Q18 | 7.03 | -24.7% |
| 1Q18 | 7.61 | -22.9% |
| 4Q17 | 8.2 | -21.3% |
| 3Q17 | 8.79 | -16.7% |
| 2Q17 | 9.34 | - |
| 1Q17 | 9.87 | - |
| 4Q16 | 10.43 | - |
| 3Q16 | 10.55 | - |