| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 3Q21 | -30.1 | +11.0% |
| 2Q21 | 15.2 | +63.0% |
| 1Q21 | 12.1 | -132.3% |
| 3Q20 | -27.1 | -291.2% |
| 2Q20 | 9.3 | -28.2% |
| 1Q20 | -37.4 | -34.2% |
| 3Q19 | 14.2 | +35.5% |
| 2Q19 | 12.9 | +94.8% |
| 1Q19 | -56.9 | -307.4% |
| 3Q18 | 10.5 | +11.7% |
| 2Q18 | 6.6 | +3.8% |
| 1Q18 | 27.4 | +119.5% |
| 3Q17 | 9.4 | -22.3% |
| 2Q17 | 6.4 | -50.6% |
| 1Q17 | 12.5 | -15.9% |
| 3Q16 | 12.1 | -14.0% |
| 2Q16 | 13.0 | +28.9% |
| 1Q16 | 14.9 | -36.3% |
| 3Q15 | 14.0 | +75.8% |
| 2Q15 | 10.1 | +27.8% |
| 1Q15 | 23.3 | +320.7% |
| 3Q14 | 8.0 | +90.7% |
| 2Q14 | 7.9 | +95.4% |
| 1Q14 | 5.5 | +198.6% |
| 3Q13 | 4.2 | +1372.3% |
| 2Q13 | 4.0 | -133.2% |
| 1Q13 | 1.9 | +8.5% |
| 3Q12 | 0.3 | -93.1% |
| 2Q12 | -12.1 | -297.0% |
| 1Q12 | 1.7 | -34.3% |
| 3Q11 | 4.1 | -35.1% |
| 2Q11 | 6.2 | -30.8% |
| 1Q11 | 2.6 | - |
| 3Q10 | 6.3 | - |
| 2Q10 | 8.9 | - |