| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 8,778 | -2.5% |
| 2Q26 | 7,564 | -14.7% |
| 1Q26 | 7,922 | -13.6% |
| 4Q25 | 9,230 | +2.4% |
| 3Q25 | 9,003 | +1.4% |
| 2Q25 | 8,863 | -4.8% |
| 1Q25 | 9,173 | -0.6% |
| 4Q24 | 9,017 | -7.4% |
| 3Q24 | 8,882 | -4.4% |
| 2Q24 | 9,308 | +2.5% |
| 1Q24 | 9,231 | +10.8% |
| 4Q23 | 9,740 | +16.7% |
| 3Q23 | 9,286 | +10.8% |
| 2Q23 | 9,081 | +20.5% |
| 1Q23 | 8,333 | +12.5% |
| 4Q22 | 8,348 | +15.1% |
| 3Q22 | 8,380 | +20.7% |
| 2Q22 | 7,533 | +16.6% |
| 1Q22 | 7,406 | +13.2% |
| 4Q21 | 7,252 | -2.7% |
| 3Q21 | 6,941 | -5.1% |
| 2Q21 | 6,462 | -17.3% |
| 1Q21 | 6,544 | -14.5% |
| 4Q20 | 7,455 | -6.1% |
| 3Q20 | 7,314 | -8.7% |
| 2Q20 | 7,811 | -2.7% |
| 1Q20 | 7,657 | -6.3% |
| 4Q19 | 7,938 | +0.8% |
| 3Q19 | 8,012 | +5.9% |
| 2Q19 | 8,026 | +10.4% |
| 1Q19 | 8,173 | +11.0% |
| 4Q18 | 7,878 | +4.0% |
| 3Q18 | 7,563 | +6.6% |
| 2Q18 | 7,269 | +5.0% |
| 1Q18 | 7,366 | +9.2% |
| 4Q17 | 7,572 | +6.4% |
| 3Q17 | 7,098 | +9.0% |
| 2Q17 | 6,926 | - |
| 1Q17 | 6,748 | - |
| 4Q16 | 7,117 | - |
| 3Q16 | 6,511 | - |