| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 2,826 | -3.2% |
| 3Q26 | 2,553 | +8.8% |
| 2Q26 | 2,935 | -3.7% |
| 1Q26 | 3,342 | +4.8% |
| 4Q25 | 2,919 | +22.6% |
| 3Q25 | 2,346 | -14.3% |
| 2Q25 | 3,047 | +10.5% |
| 1Q25 | 3,189 | -0.3% |
| 4Q24 | 2,381 | +2.4% |
| 3Q24 | 2,737 | -7.2% |
| 2Q24 | 2,758 | -4.7% |
| 1Q24 | 3,199 | +0.7% |
| 4Q23 | 2,325 | -22.2% |
| 3Q23 | 2,948 | +17.4% |
| 2Q23 | 2,894 | -1.6% |
| 1Q23 | 3,177 | -3.1% |
| 4Q22 | 2,988 | +24.3% |
| 3Q22 | 2,512 | +2.1% |
| 2Q22 | 2,942 | +6.7% |
| 1Q22 | 3,278 | +25.9% |
| 4Q21 | 2,403 | +12.8% |
| 3Q21 | 2,462 | +7.7% |
| 2Q21 | 2,757 | +7.5% |
| 1Q21 | 2,604 | -7.9% |
| 4Q20 | 2,130 | -5.5% |
| 3Q20 | 2,286 | -3.6% |
| 2Q20 | 2,566 | -1.0% |
| 1Q20 | 2,828 | -1.2% |
| 4Q19 | 2,254 | +3.1% |
| 3Q19 | 2,371 | -5.1% |
| 2Q19 | 2,593 | -1.7% |
| 1Q19 | 2,861 | +11.2% |
| 4Q18 | 2,186 | -5.2% |
| 3Q18 | 2,498 | +5.0% |
| 2Q18 | 2,638 | +5.2% |
| 1Q18 | 2,574 | -10.7% |
| 4Q17 | 2,305 | +2.8% |
| 3Q17 | 2,379 | -8.3% |
| 2Q17 | 2,508 | - |
| 1Q17 | 2,883 | - |
| 4Q16 | 2,242 | - |
| 3Q16 | 2,595 | - |