| （単位：%） | DEレシオ（％） | 前年比（％） |
|---|---|---|
| 2Q21 | 22.7 | +2.3% |
| 1Q21 | 23.8 | +13.0% |
| 3Q20 | 26.5 | +17.8% |
| 2Q20 | 26.7 | +22.2% |
| 1Q21 | 26.2 | +24.4% |
| 4Q20 | 22.5 | +3.4% |
| 3Q20 | 22.7 | +0.8% |
| 2Q20 | 22.2 | +1.8% |
| 1Q20 | 21.0 | -32.7% |
| 4Q19 | 21.8 | -29.3% |
| 3Q19 | 22.5 | -41.7% |
| 2Q19 | 21.8 | -43.0% |
| 1Q19 | 31.3 | -13.8% |
| 4Q18 | 30.8 | -13.7% |
| 3Q18 | 38.6 | +9.2% |
| 2Q18 | 38.3 | +10.4% |
| 1Q18 | 36.3 | +7.2% |
| 4Q17 | 35.7 | +4.6% |
| 3Q17 | 35.3 | +4.7% |
| 2Q17 | 34.7 | +10.2% |
| 1Q17 | 33.8 | +17.4% |
| 4Q16 | 34.1 | +12.2% |
| 3Q16 | 33.7 | +4.1% |
| 2Q16 | 31.5 | +5.9% |
| 1Q16 | 28.8 | -4.6% |
| 4Q15 | 30.4 | -1.3% |
| 3Q15 | 32.4 | -1.3% |
| 2Q15 | 29.7 | -2.8% |
| 1Q15 | 30.2 | -3.0% |
| 4Q14 | 30.9 | -1.1% |
| 3Q14 | 32.8 | +10.5% |
| 2Q14 | 30.6 | -10.5% |
| 1Q14 | 31.1 | -4.4% |
| 4Q13 | 31.2 | -7.4% |
| 3Q13 | 29.7 | -12.6% |
| 2Q13 | 34.2 | -11.5% |
| 1Q13 | 32.5 | -16.9% |
| 4Q12 | 33.7 | -5.8% |
| 3Q12 | 34.0 | -3.6% |
| 2Q12 | 38.6 | +12.2% |
| 1Q12 | 39.2 | - |
| 4Q11 | 35.8 | - |
| 3Q11 | 35.3 | - |
| 2Q11 | 34.4 | - |