| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 33,769 | +0.5% |
| 1Q26 | 36,152 | +2.9% |
| 4Q25 | 32,962 | -1.1% |
| 3Q25 | 37,008 | -1.0% |
| 2Q25 | 33,589 | -3.0% |
| 1Q25 | 35,150 | -1.6% |
| 4Q24 | 33,340 | -0.0% |
| 3Q24 | 37,398 | -1.8% |
| 2Q24 | 34,612 | +4.1% |
| 1Q24 | 35,730 | +9.9% |
| 4Q23 | 33,350 | +12.1% |
| 3Q23 | 38,069 | +16.4% |
| 2Q23 | 33,256 | +20.4% |
| 1Q23 | 32,499 | +5.5% |
| 4Q22 | 29,743 | +39.5% |
| 3Q22 | 32,711 | +48.0% |
| 2Q22 | 27,624 | +33.9% |
| 1Q22 | 30,798 | +50.3% |
| 4Q21 | 21,317 | -1.4% |
| 3Q21 | 22,109 | -3.7% |
| 2Q21 | 20,637 | -2.4% |
| 1Q21 | 20,492 | -7.3% |
| 4Q20 | 21,620 | +3.5% |
| 3Q20 | 22,965 | +10.8% |
| 2Q20 | 21,143 | +10.6% |
| 1Q20 | 22,114 | +7.6% |
| 4Q19 | 20,882 | +9.2% |
| 3Q19 | 20,729 | -1.3% |
| 2Q19 | 19,123 | -2.3% |
| 1Q19 | 20,555 | +3.5% |
| 4Q18 | 19,119 | +0.3% |
| 3Q18 | 21,006 | +2.1% |
| 2Q18 | 19,580 | -0.9% |
| 1Q18 | 19,869 | +2.1% |
| 4Q17 | 19,069 | +0.5% |
| 3Q17 | 20,582 | +0.9% |
| 2Q17 | 19,751 | - |
| 1Q17 | 19,458 | - |
| 4Q16 | 18,983 | - |
| 3Q16 | 20,394 | - |