| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 3Q21 | 14.35 | -35.2% |
| 2Q21 | 29.0 | +35.0% |
| 1Q21 | 19.38 | -589.5% |
| 3Q20 | 22.15 | -14.8% |
| 2Q20 | 21.49 | -27.9% |
| 1Q20 | -3.96 | -112.6% |
| 3Q19 | 25.99 | +29.3% |
| 2Q19 | 29.81 | +50.2% |
| 1Q19 | 31.42 | +114.3% |
| 3Q18 | 20.1 | -903.0% |
| 2Q18 | 19.85 | +19.8% |
| 1Q18 | 14.67 | -36.0% |
| 3Q17 | -2.5 | -109.5% |
| 2Q17 | 16.57 | -25.1% |
| 1Q17 | 22.93 | +29.8% |
| 3Q16 | 26.46 | +234.8% |
| 2Q16 | 22.12 | +70.1% |
| 1Q16 | 17.66 | -40.5% |
| 3Q15 | 7.9 | -65.9% |
| 2Q15 | 13.0 | -38.5% |
| 1Q15 | 29.7 | +53.7% |
| 3Q14 | 23.14 | +63.1% |
| 2Q14 | 21.15 | -1.0% |
| 1Q14 | 19.33 | -34.2% |
| 3Q13 | 14.19 | -34.2% |
| 2Q13 | 21.37 | -18.6% |
| 1Q13 | 29.36 | +44.0% |
| 3Q12 | 21.56 | -1.1% |
| 2Q12 | 26.24 | +110.6% |
| 1Q12 | 20.39 | - |
| 3Q11 | 21.79 | - |
| 2Q11 | 12.46 | - |