| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 21,451 | +4.0% |
| 2Q26 | 18,660 | +3.8% |
| 1Q26 | 18,327 | +0.7% |
| 4Q25 | 17,082 | +7.6% |
| 3Q25 | 20,622 | +3.3% |
| 2Q25 | 17,972 | +5.4% |
| 1Q25 | 18,197 | +6.0% |
| 4Q24 | 15,876 | -5.8% |
| 3Q24 | 19,959 | +4.2% |
| 2Q24 | 17,050 | +2.6% |
| 1Q24 | 17,162 | +8.6% |
| 4Q23 | 16,845 | +14.4% |
| 3Q23 | 19,148 | +8.2% |
| 2Q23 | 16,618 | +13.9% |
| 1Q23 | 15,800 | +10.1% |
| 4Q22 | 14,723 | +1.6% |
| 3Q22 | 17,692 | +5.2% |
| 2Q22 | 14,595 | +4.6% |
| 1Q22 | 14,352 | +3.6% |
| 4Q21 | 14,497 | -2.9% |
| 3Q21 | 16,823 | -0.8% |
| 2Q21 | 13,952 | -25.1% |
| 1Q21 | 13,859 | -18.3% |
| 4Q20 | 14,928 | -8.4% |
| 3Q20 | 16,955 | -9.8% |
| 2Q20 | 18,639 | +15.3% |
| 1Q20 | 16,953 | +10.6% |
| 4Q19 | 16,303 | +7.7% |
| 3Q19 | 18,796 | +10.9% |
| 2Q19 | 16,172 | +3.2% |
| 1Q19 | 15,335 | -0.2% |
| 4Q18 | 15,138 | +1.9% |
| 3Q18 | 16,956 | -1.8% |
| 2Q18 | 15,667 | +2.0% |
| 1Q18 | 15,365 | +1.1% |
| 4Q17 | 14,851 | -3.3% |
| 3Q17 | 17,260 | -1.0% |
| 2Q17 | 15,359 | -1.9% |
| 1Q17 | 15,204 | -1.3% |
| 4Q16 | 15,360 | - |
| 3Q16 | 17,439 | - |
| 2Q16 | 15,662 | - |
| 1Q16 | 15,410 | - |