| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 3Q23 | 41.0 | +35.8% |
| 2Q23 | 37.8 | -14.1% |
| 1Q23 | 42.1 | -6.0% |
| 3Q22 | 30.2 | -27.9% |
| 2Q22 | 44.0 | -4.1% |
| 1Q22 | 44.8 | -15.0% |
| 3Q21 | 41.8 | +154.1% |
| 2Q21 | 45.8 | -32.5% |
| 1Q21 | 52.7 | +149.8% |
| 4Q20 | 41.9 | +15.0% |
| 3Q20 | 16.5 | -73.4% |
| 2Q20 | 67.9 | +88.5% |
| 1Q20 | 21.1 | -47.3% |
| 4Q19 | 36.4 | -2.4% |
| 3Q19 | 62.0 | +67.4% |
| 2Q19 | 36.0 | +3.1% |
| 1Q19 | 40.0 | +5.9% |
| 4Q18 | 37.3 | -45.3% |
| 3Q18 | 37.0 | -5.0% |
| 2Q18 | 35.0 | -11.2% |
| 1Q18 | 37.8 | +42.7% |
| 4Q17 | 68.3 | +78.6% |
| 3Q17 | 39.0 | +0.2% |
| 2Q17 | 39.4 | -10.0% |
| 1Q17 | 26.5 | -43.4% |
| 4Q16 | 38.2 | -15.4% |
| 3Q16 | 38.9 | -6.2% |
| 2Q16 | 43.8 | +13.9% |
| 1Q16 | 46.8 | +17.0% |
| 4Q15 | 45.2 | +31.0% |
| 3Q15 | 41.4 | +9.0% |
| 2Q15 | 38.4 | +17.7% |
| 1Q15 | 40.0 | +25.0% |
| 4Q14 | 34.5 | +32.1% |
| 3Q14 | 38.0 | +28.0% |
| 2Q14 | 32.6 | +13.5% |
| 1Q14 | 32.0 | +11.4% |
| 4Q13 | 26.1 | -26.5% |
| 3Q13 | 29.7 | -14.1% |
| 2Q13 | 28.7 | -21.2% |
| 1Q13 | 28.7 | -17.3% |
| 4Q12 | 35.5 | - |
| 3Q12 | 34.6 | +2.2% |
| 2Q12 | 36.5 | -2.3% |
| 1Q12 | 34.7 | - |
| 3Q11 | 33.8 | - |
| 2Q11 | 37.4 | - |