| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 3Q22 | 32.5 | -30.0% |
| 2Q22 | 25.3 | -25.4% |
| 1Q22 | 32.9 | -37.4% |
| 3Q21 | 46.3 | -27.5% |
| 2Q21 | 33.9 | -51.1% |
| 1Q21 | 52.6 | +305.2% |
| 4Q20 | 19.0 | -59.1% |
| 3Q20 | 63.9 | +112.7% |
| 2Q20 | 69.5 | +140.5% |
| 1Q20 | 13.0 | -45.0% |
| 4Q19 | 46.4 | +46.9% |
| 3Q19 | 30.1 | +23.2% |
| 2Q19 | 28.9 | -2.5% |
| 1Q19 | 23.6 | -14.5% |
| 4Q18 | 31.6 | -8.9% |
| 3Q18 | 24.4 | +146.8% |
| 2Q18 | 29.6 | +16.5% |
| 1Q18 | 27.6 | -17.8% |
| 4Q17 | 34.7 | -5.2% |
| 3Q17 | 9.9 | -69.5% |
| 2Q17 | 25.4 | -22.8% |
| 1Q17 | 33.6 | +4.0% |
| 4Q16 | 36.6 | +16.1% |
| 3Q16 | 32.4 | -6.2% |
| 2Q16 | 33.0 | -11.2% |
| 1Q16 | 32.3 | +28.8% |
| 4Q15 | 31.5 | +21.7% |
| 3Q15 | 34.5 | +30.4% |
| 2Q15 | 37.1 | +3.1% |
| 1Q15 | 25.1 | +15.2% |
| 4Q14 | 25.9 | +0.8% |
| 3Q14 | 26.5 | -7.3% |
| 2Q14 | 36.0 | +0.1% |
| 1Q14 | 21.8 | -23.6% |
| 4Q13 | 25.7 | -6.3% |
| 3Q13 | 28.6 | +25.4% |
| 2Q13 | 36.0 | +31.7% |
| 1Q13 | 28.5 | +35.4% |
| 4Q12 | 27.4 | +71.3% |
| 3Q12 | 22.8 | +1664.3% |
| 2Q12 | 27.3 | +57.3% |
| 1Q12 | 21.0 | - |
| 4Q11 | 16.0 | - |
| 3Q11 | 1.3 | - |
| 2Q11 | 17.4 | - |