| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 4,170 | +9.1% |
| 3Q26 | 3,730 | -2.7% |
| 4Q25 | 3,823 | +3.5% |
| 3Q25 | 3,835 | +3.3% |
| 2Q25 | 3,806 | -1.6% |
| 1Q25 | 3,795 | -4.8% |
| 4Q24 | 3,693 | -6.2% |
| 3Q24 | 3,712 | -5.8% |
| 2Q24 | 3,868 | -4.0% |
| 1Q24 | 3,988 | -2.0% |
| 4Q23 | 3,936 | +3.1% |
| 3Q23 | 3,942 | +13.9% |
| 2Q23 | 4,029 | +6.5% |
| 1Q23 | 4,071 | +1.0% |
| 4Q22 | 3,818 | -1.7% |
| 3Q22 | 3,460 | -5.5% |
| 2Q22 | 3,783 | -9.4% |
| 1Q22 | 4,031 | -9.6% |
| 4Q21 | 3,884 | -12.2% |
| 3Q21 | 3,663 | -15.4% |
| 2Q21 | 4,175 | -12.7% |
| 1Q21 | 4,458 | -5.4% |
| 4Q20 | 4,422 | -3.5% |
| 3Q20 | 4,329 | +6.2% |
| 2Q20 | 4,780 | +4.2% |
| 1Q20 | 4,713 | -1.3% |
| 4Q19 | 4,581 | +4.7% |
| 3Q19 | 4,076 | -1.9% |
| 2Q19 | 4,587 | +2.0% |
| 1Q19 | 4,774 | -1.5% |
| 4Q18 | 4,376 | -1.9% |
| 3Q18 | 4,153 | +0.2% |
| 2Q18 | 4,498 | -0.7% |
| 1Q18 | 4,845 | +1.0% |
| 4Q17 | 4,460 | +1.0% |
| 3Q17 | 4,143 | -6.0% |
| 2Q17 | 4,528 | - |
| 1Q17 | 4,797 | - |
| 4Q16 | 4,417 | - |
| 3Q16 | 4,407 | - |