| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 4Q25 | 29.8 | +43.0% |
| 3Q25 | 31.1 | +66.9% |
| 2Q25 | 30.5 | +18.2% |
| 1Q25 | 28.8 | +29.4% |
| 4Q24 | 20.8 | - |
| 3Q24 | 18.6 | -30.7% |
| 2Q24 | 25.8 | -15.2% |
| 1Q24 | 22.2 | -22.5% |
| 2Q23 | 26.9 | -27.1% |
| 2Q23 | 30.4 | -32.8% |
| 1Q23 | 28.7 | -36.0% |
| 4Q22 | 36.3 | -19.8% |
| 3Q22 | 36.9 | -24.4% |
| 2Q22 | 45.2 | +3.7% |
| 1Q22 | 44.8 | -4.7% |
| 4Q21 | 45.3 | +48.0% |
| 3Q21 | 48.8 | +22.9% |
| 2Q21 | 43.6 | +70.7% |
| 1Q21 | 47.0 | +225.4% |
| 4Q20 | 30.6 | +12.4% |
| 3Q20 | 39.7 | +14.7% |
| 2Q20 | 25.5 | -23.1% |
| 1Q20 | 14.4 | -55.9% |
| 4Q19 | 27.2 | -14.1% |
| 3Q19 | 34.6 | -9.4% |
| 2Q19 | 33.2 | +59.6% |
| 1Q19 | 32.8 | +3.0% |
| 4Q18 | 31.7 | -3763.2% |
| 3Q18 | 38.2 | +6.4% |
| 2Q18 | 20.8 | -37.5% |
| 1Q18 | 31.8 | -11.8% |
| 4Q17 | -0.9 | -102.5% |
| 3Q17 | 35.9 | -0.7% |
| 2Q17 | 33.3 | -2.4% |
| 1Q17 | 36.1 | +7.2% |
| 4Q16 | 34.2 | +1897.8% |
| 3Q16 | 36.1 | +18.5% |
| 2Q16 | 34.1 | +0.7% |
| 1Q16 | 33.7 | -8.4% |
| 4Q15 | 1.7 | -94.8% |
| 3Q15 | 30.5 | -12.1% |
| 2Q15 | 33.9 | -5.6% |
| 1Q15 | 36.7 | -2.4% |
| 4Q14 | 33.0 | -7.5% |
| 3Q14 | 34.7 | -1.4% |
| 2Q14 | 35.9 | +2.2% |
| 1Q14 | 37.6 | +11.8% |
| 4Q13 | 35.7 | -3.7% |
| 3Q13 | 35.2 | +3.4% |
| 2Q13 | 35.1 | +8.1% |
| 1Q13 | 33.7 | +8.8% |
| 4Q12 | 37.1 | +31.0% |
| 3Q12 | 34.1 | +12.1% |
| 2Q12 | 32.5 | +14.7% |
| 1Q12 | 31.0 | +17.8% |
| 4Q11 | 28.3 | +20.9% |
| 3Q11 | 30.4 | +11.5% |
| 2Q11 | 28.3 | +23.7% |
| 1Q11 | 26.3 | - |
| 4Q10 | 23.4 | - |
| 3Q10 | 27.2 | - |
| 2Q10 | 22.9 | - |