| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 77,423 | +4.8% |
| 3Q25 | 76,110 | +4.8% |
| 2Q25 | 74,747 | +3.1% |
| 1Q25 | 73,907 | +4.5% |
| 4Q24 | 74,938 | +5.7% |
| 3Q24 | 72,617 | +5.9% |
| 2Q24 | 72,520 | +7.5% |
| 1Q24 | 70,756 | +8.4% |
| 4Q23 | 70,879 | +3.9% |
| 3Q23 | 68,553 | +2.8% |
| 2Q23 | 67,486 | +4.7% |
| 1Q23 | 65,258 | +4.7% |
| 4Q22 | 68,246 | +5.3% |
| 3Q22 | 66,668 | +4.3% |
| 2Q22 | 64,456 | -1.5% |
| 1Q22 | 62,304 | -2.5% |
| 4Q21 | 64,839 | -5.5% |
| 3Q21 | 63,898 | -5.2% |
| 2Q21 | 65,435 | -2.4% |
| 1Q21 | 63,875 | -0.7% |
| 4Q20 | 68,638 | -3.1% |
| 3Q20 | 67,378 | +1.3% |
| 2Q20 | 67,048 | +0.6% |
| 1Q20 | 64,304 | +1.1% |
| 4Q19 | 70,803 | +3.6% |
| 3Q19 | 66,498 | -1.7% |
| 2Q19 | 66,672 | +3.6% |
| 1Q19 | 63,620 | +3.5% |
| 4Q18 | 68,336 | +5.4% |
| 3Q18 | 67,642 | +7.1% |
| 2Q18 | 64,374 | +9.5% |
| 1Q18 | 61,496 | +10.3% |
| 4Q17 | 64,849 | +7.2% |
| 3Q17 | 63,148 | +9.7% |
| 2Q17 | 58,789 | +7.6% |
| 1Q17 | 55,759 | +2.6% |
| 4Q16 | 60,502 | - |
| 3Q16 | 57,587 | - |
| 2Q16 | 54,661 | - |
| 1Q16 | 54,322 | - |