| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 3Q21 | 27.9 | -1.1% |
| 2Q21 | 28.4 | -4.3% |
| 1Q21 | 29.4 | -2.2% |
| 3Q20 | 28.2 | +2.1% |
| 2Q20 | 29.6 | +10.8% |
| 1Q20 | 30.0 | +9.6% |
| 3Q19 | 27.6 | +10.5% |
| 2Q19 | 26.8 | -0.2% |
| 1Q19 | 27.4 | +4.0% |
| 3Q18 | 25.0 | +2.0% |
| 2Q18 | 26.8 | +15.1% |
| 1Q18 | 26.3 | +8.8% |
| 3Q17 | 24.5 | -11.0% |
| 2Q17 | 23.3 | -3.6% |
| 1Q17 | 24.2 | -1.5% |
| 3Q16 | 27.5 | +4.9% |
| 2Q16 | 24.2 | -5.3% |
| 1Q16 | 24.6 | +3.0% |
| 3Q15 | 26.2 | -5.7% |
| 2Q15 | 25.5 | +23.3% |
| 1Q15 | 23.9 | +5.6% |
| 3Q14 | 27.8 | +14.7% |
| 2Q14 | 20.7 | -13.9% |
| 1Q14 | 22.6 | +8.9% |
| 3Q13 | 24.3 | +0.4% |
| 2Q13 | 24.0 | -4.5% |
| 1Q13 | 20.7 | -19.0% |
| 3Q12 | 24.2 | +5.9% |
| 2Q12 | 25.2 | +15.4% |
| 1Q12 | 25.6 | +32.6% |
| 3Q11 | 22.8 | - |
| 2Q11 | 21.8 | - |
| 1Q11 | 19.3 | - |