| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 2,683 | -7.2% |
| 1Q26 | 2,785 | -6.3% |
| 4Q25 | 2,907 | -0.9% |
| 3Q25 | 3,390 | +1.5% |
| 2Q25 | 2,892 | +1.6% |
| 1Q25 | 2,971 | +1.8% |
| 4Q24 | 2,933 | -1.6% |
| 3Q24 | 3,338 | +1.2% |
| 2Q24 | 2,847 | -6.7% |
| 1Q24 | 2,920 | +2.3% |
| 4Q23 | 2,980 | +3.6% |
| 3Q23 | 3,298 | -3.3% |
| 2Q23 | 3,051 | +1.1% |
| 1Q23 | 2,854 | -7.3% |
| 4Q22 | 2,876 | -7.5% |
| 3Q22 | 3,409 | -8.4% |
| 2Q22 | 3,019 | -7.2% |
| 1Q22 | 3,078 | -7.6% |
| 4Q21 | 3,110 | -12.3% |
| 3Q21 | 3,723 | -6.7% |
| 2Q21 | 3,254 | -11.3% |
| 1Q21 | 3,332 | -10.2% |
| 4Q20 | 3,545 | -1.4% |
| 3Q20 | 3,992 | -7.4% |
| 2Q20 | 3,669 | +15.9% |
| 1Q20 | 3,710 | +11.6% |
| 4Q19 | 3,597 | +13.4% |
| 3Q19 | 4,309 | +17.7% |
| 2Q19 | 3,165 | +0.3% |
| 1Q19 | 3,324 | -0.4% |
| 4Q18 | 3,172 | -4.7% |
| 3Q18 | 3,660 | -3.1% |
| 2Q18 | 3,157 | -8.8% |
| 1Q18 | 3,338 | -3.1% |
| 4Q17 | 3,329 | -6.5% |
| 3Q17 | 3,779 | -8.2% |
| 2Q17 | 3,462 | +1.0% |
| 1Q17 | 3,444 | -0.5% |
| 4Q16 | 3,558 | - |
| 3Q16 | 4,118 | - |
| 2Q16 | 3,428 | - |
| 1Q16 | 3,463 | - |