| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 4Q26 | 6.7 | - |
| 3Q26 | 8.8 | - |
| 2Q26 | 8.1 | - |
| 1Q26 | 7.3 | - |
| 4Q24 | 3.6 | -38.6% |
| 3Q24 | 7.4 | -18.3% |
| 2Q24 | 9.2 | -4.7% |
| 1Q24 | 7.6 | +0.7% |
| 4Q23 | 5.9 | -24.7% |
| 3Q23 | 9.0 | +23.5% |
| 2Q23 | 9.6 | +40.6% |
| 1Q23 | 7.5 | +13.7% |
| 3Q22 | 8.6 | +102.2% |
| 2Q22 | 8.3 | -274.7% |
| 1Q22 | 7.7 | +211.1% |
| 4Q22 | 7.8 | - |
| 3Q22 | 7.3 | +71.9% |
| 2Q22 | 6.8 | -243.1% |
| 1Q22 | 6.6 | +165.6% |
| 3Q21 | 4.2 | -42.6% |
| 2Q21 | -4.8 | -155.2% |
| 1Q21 | 2.5 | -63.6% |
| 3Q20 | 7.4 | - |
| 2Q20 | 8.6 | - |
| 1Q20 | 6.8 | - |
| 4Q18 | 7.4 | +33.5% |
| 3Q18 | 19.6 | +236.8% |
| 2Q18 | 7.0 | +17.0% |
| 1Q18 | 6.6 | +69.1% |
| 4Q17 | 5.6 | +6.7% |
| 3Q17 | 5.8 | -26.5% |
| 2Q17 | 6.0 | -19.6% |
| 1Q17 | 3.9 | -34.7% |
| 4Q16 | 5.2 | -25.7% |
| 3Q16 | 3.3 | -51.1% |
| 2Q16 | 7.4 | +23.6% |
| 1Q16 | 6.7 | +53.0% |
| 3Q16 | 7.9 | +17.7% |
| 2Q16 | 7.4 | +23.9% |
| 1Q16 | 6.0 | +36.4% |
| 4Q15 | 7.0 | - |
| 3Q15 | 6.7 | - |
| 2Q15 | 6.0 | - |
| 1Q15 | 4.4 | - |
| 4Q13 | 6.4 | +6.9% |
| 3Q13 | 5.0 | -28.3% |
| 2Q13 | 5.7 | +16.0% |
| 1Q13 | 5.0 | +169.9% |
| 4Q12 | 5.9 | -150.3% |
| 3Q12 | 7.0 | +5.4% |
| 2Q12 | 8.4 | - |
| 1Q12 | 6.2 | +1145.1% |
| 3Q11 | 6.6 | - |
| 2Q12 | 4.9 | - |
| 1Q12 | 1.9 | +272.8% |
| 4Q11 | -11.8 | - |
| 1Q11 | 0.5 | - |