| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,491 | -6.7% |
| 2Q26 | 3,388 | -0.1% |
| 1Q26 | 3,425 | +2.5% |
| 4Q25 | 3,456 | +4.4% |
| 3Q25 | 3,743 | +0.8% |
| 2Q25 | 3,393 | -1.8% |
| 1Q25 | 3,340 | +5.7% |
| 4Q24 | 3,311 | -4.7% |
| 3Q24 | 3,712 | +6.2% |
| 2Q24 | 3,454 | +8.5% |
| 1Q24 | 3,159 | +16.5% |
| 4Q23 | 3,475 | +19.2% |
| 3Q23 | 3,495 | +17.6% |
| 2Q23 | 3,184 | +16.5% |
| 1Q23 | 2,711 | +11.5% |
| 4Q22 | 2,915 | +10.9% |
| 3Q22 | 2,973 | +2.6% |
| 2Q22 | 2,733 | +5.3% |
| 1Q22 | 2,432 | +7.6% |
| 4Q21 | 2,629 | -12.8% |
| 3Q21 | 2,897 | -11.2% |
| 2Q21 | 2,596 | -19.1% |
| 1Q21 | 2,261 | -14.4% |
| 4Q20 | 3,014 | -6.0% |
| 3Q20 | 3,261 | -1.4% |
| 2Q20 | 3,210 | +3.3% |
| 1Q20 | 2,641 | -4.7% |
| 4Q19 | 3,205 | -1.6% |
| 3Q19 | 3,306 | +2.3% |
| 2Q19 | 3,107 | -1.6% |
| 1Q19 | 2,770 | +0.9% |
| 4Q18 | 3,257 | -3.2% |
| 3Q18 | 3,232 | +2.5% |
| 2Q18 | 3,156 | -2.3% |
| 1Q18 | 2,745 | -0.3% |
| 4Q17 | 3,365 | -3.1% |
| 3Q17 | 3,153 | -5.1% |
| 2Q17 | 3,232 | - |
| 1Q17 | 2,752 | - |
| 4Q16 | 3,473 | - |
| 3Q16 | 3,322 | - |