| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 18,522 | +2.0% |
| 2Q26 | 19,360 | +3.7% |
| 1Q26 | 18,886 | +3.6% |
| 4Q25 | 18,911 | +1.2% |
| 3Q25 | 18,157 | -1.8% |
| 2Q25 | 18,662 | -0.6% |
| 1Q25 | 18,233 | +2.4% |
| 4Q24 | 18,681 | +2.0% |
| 3Q24 | 18,489 | +9.2% |
| 2Q24 | 18,772 | +2.5% |
| 1Q24 | 17,809 | -2.7% |
| 4Q23 | 18,307 | -10.4% |
| 3Q23 | 16,931 | -10.8% |
| 2Q23 | 18,306 | -9.4% |
| 1Q23 | 18,306 | -5.5% |
| 4Q22 | 20,439 | +0.6% |
| 3Q22 | 18,975 | -0.2% |
| 2Q22 | 20,213 | -1.4% |
| 1Q22 | 19,366 | -6.2% |
| 4Q21 | 20,320 | -0.2% |
| 3Q21 | 19,005 | -1.0% |
| 2Q21 | 20,491 | +0.6% |
| 1Q21 | 20,642 | +5.5% |
| 4Q20 | 20,367 | -2.3% |
| 3Q20 | 19,197 | +0.9% |
| 2Q20 | 20,378 | -1.8% |
| 1Q20 | 19,564 | -0.6% |
| 4Q19 | 20,854 | -1.0% |
| 3Q19 | 19,031 | -2.1% |
| 2Q19 | 20,759 | -2.2% |
| 1Q19 | 19,678 | -4.8% |
| 4Q18 | 21,065 | -2.0% |
| 3Q18 | 19,440 | -0.1% |
| 2Q18 | 21,225 | -0.5% |
| 1Q18 | 20,674 | +2.4% |
| 4Q17 | 21,495 | -0.6% |
| 3Q17 | 19,456 | -1.1% |
| 2Q17 | 21,325 | - |
| 1Q17 | 20,187 | - |
| 4Q16 | 21,617 | - |
| 3Q16 | 19,677 | - |