| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 4,452 | -1.4% |
| 4Q25 | 4,335 | -8.2% |
| 1Q25 | 4,515 | -6.4% |
| 4Q24 | 4,724 | -0.4% |
| 3Q24 | 4,915 | +1.0% |
| 2Q24 | 4,954 | -5.0% |
| 1Q24 | 4,822 | -5.7% |
| 4Q23 | 4,745 | -7.5% |
| 3Q23 | 4,868 | +14.5% |
| 2Q23 | 5,214 | +13.8% |
| 1Q23 | 5,112 | +33.5% |
| 4Q22 | 5,129 | +31.7% |
| 3Q22 | 4,251 | +20.4% |
| 2Q22 | 4,583 | +15.1% |
| 1Q22 | 3,830 | -21.5% |
| 4Q21 | 3,895 | -18.2% |
| 3Q21 | 3,531 | +7.2% |
| 2Q21 | 3,981 | +13.0% |
| 1Q21 | 4,877 | +44.0% |
| 4Q20 | 4,761 | +38.2% |
| 3Q20 | 3,294 | -4.7% |
| 2Q20 | 3,523 | +2.5% |
| 1Q20 | 3,387 | +8.9% |
| 4Q19 | 3,444 | +8.0% |
| 3Q19 | 3,457 | +12.5% |
| 2Q19 | 3,435 | +5.9% |
| 1Q19 | 3,110 | +6.2% |
| 4Q18 | 3,188 | +19.9% |
| 3Q18 | 3,073 | +23.5% |
| 2Q18 | 3,245 | +17.1% |
| 1Q18 | 2,928 | +14.0% |
| 4Q17 | 2,659 | +10.0% |
| 3Q17 | 2,488 | +12.5% |
| 2Q17 | 2,771 | +21.0% |
| 1Q17 | 2,568 | +23.5% |
| 4Q16 | 2,417 | +32.1% |
| 3Q16 | 2,213 | - |
| 2Q16 | 2,290 | - |
| 1Q16 | 2,078 | - |
| 4Q15 | 1,829 | - |