| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,769 | +0.9% |
| 3Q25 | 2,168 | -5.0% |
| 2Q25 | 2,512 | +10.3% |
| 1Q25 | 2,772 | +12.7% |
| 4Q24 | 2,743 | +5.6% |
| 3Q24 | 2,281 | +14.6% |
| 2Q24 | 2,277 | +8.3% |
| 1Q24 | 2,460 | +12.1% |
| 4Q23 | 2,598 | +10.6% |
| 3Q23 | 1,989 | -10.7% |
| 2Q23 | 2,102 | -4.2% |
| 1Q23 | 2,194 | +0.6% |
| 4Q22 | 2,349 | +11.0% |
| 3Q22 | 2,228 | +12.0% |
| 2Q22 | 2,195 | +15.6% |
| 1Q22 | 2,181 | +18.6% |
| 4Q21 | 2,116 | +13.4% |
| 3Q21 | 1,989 | +29.4% |
| 2Q21 | 1,898 | +23.3% |
| 1Q21 | 1,839 | +6.5% |
| 4Q20 | 1,866 | +4.1% |
| 3Q20 | 1,537 | +0.5% |
| 2Q20 | 1,539 | -4.9% |
| 1Q20 | 1,727 | +0.1% |
| 4Q19 | 1,793 | -9.5% |
| 3Q19 | 1,530 | -1.7% |
| 2Q19 | 1,619 | -1.8% |
| 1Q19 | 1,725 | +3.0% |
| 4Q18 | 1,981 | +1.4% |
| 3Q18 | 1,557 | +5.3% |
| 2Q18 | 1,648 | +7.7% |
| 1Q18 | 1,675 | -0.3% |
| 4Q17 | 1,954 | +26.2% |
| 3Q17 | 1,479 | +14.1% |
| 2Q17 | 1,530 | +8.5% |
| 1Q17 | 1,680 | +14.5% |
| 4Q16 | 1,548 | -6.3% |
| 3Q16 | 1,296 | - |
| 2Q16 | 1,410 | - |
| 1Q16 | 1,467 | - |
| 4Q15 | 1,653 | - |