| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 3Q23 | 24.6 | -47.2% |
| 2Q23 | 30.8 | -32.7% |
| 1Q23 | 41.1 | -23.3% |
| 3Q22 | 46.5 | -12.4% |
| 2Q22 | 45.7 | -22.4% |
| 1Q22 | 53.5 | -9.2% |
| 3Q21 | 53.1 | +42.2% |
| 2Q21 | 58.8 | +98.5% |
| 1Q21 | 59.0 | +39.0% |
| 3Q20 | 37.3 | -15.4% |
| 2Q20 | 29.6 | -557.0% |
| 1Q20 | 42.4 | +1.4% |
| 3Q19 | 44.1 | +4.8% |
| 2Q19 | -6.5 | -114.9% |
| 1Q19 | 41.9 | -3.3% |
| 3Q18 | 42.1 | -2.0% |
| 2Q18 | 43.4 | +9.3% |
| 1Q18 | 43.3 | +12.2% |
| 3Q17 | 43.0 | +7.6% |
| 2Q17 | 39.7 | -6.0% |
| 1Q17 | 38.6 | -7.5% |
| 3Q16 | 39.9 | -5.6% |
| 2Q16 | 42.3 | +50.1% |
| 1Q16 | 41.7 | +18.2% |
| 3Q15 | 42.3 | +8.7% |
| 2Q15 | 28.2 | -26.8% |
| 1Q15 | 35.3 | -10.9% |
| 3Q14 | 38.9 | -12.1% |
| 2Q14 | 38.5 | -13.6% |
| 1Q14 | 39.6 | -9.0% |
| 3Q13 | 44.3 | +20.6% |
| 2Q13 | 44.6 | +9.7% |
| 1Q13 | 43.6 | +16.3% |
| 3Q12 | 36.7 | -8.8% |
| 2Q12 | 40.6 | +184.8% |
| 1Q12 | 37.5 | - |
| 3Q11 | 40.3 | - |
| 2Q11 | 14.3 | - |