| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,049 | +6.7% |
| 3Q25 | 951 | +0.9% |
| 2Q25 | 1,336 | +35.7% |
| 1Q25 | 1,071 | +12.6% |
| 4Q24 | 983 | -1.8% |
| 3Q24 | 943 | +0.7% |
| 2Q24 | 984 | +8.0% |
| 1Q24 | 952 | +7.2% |
| 4Q23 | 1,001 | +5.4% |
| 3Q23 | 936 | +5.9% |
| 2Q23 | 911 | +1.3% |
| 1Q23 | 888 | +1.7% |
| 4Q22 | 949 | +8.4% |
| 3Q22 | 884 | +12.9% |
| 2Q22 | 900 | +16.9% |
| 1Q22 | 873 | +8.6% |
| 4Q21 | 876 | +6.4% |
| 3Q21 | 782 | +3.4% |
| 2Q21 | 769 | +6.6% |
| 1Q21 | 805 | +31.5% |
| 4Q20 | 823 | +19.7% |
| 3Q20 | 756 | +22.8% |
| 2Q20 | 722 | +21.1% |
| 1Q20 | 612 | +7.5% |
| 4Q19 | 687 | +11.8% |
| 3Q19 | 616 | +9.9% |
| 2Q19 | 596 | +3.2% |
| 1Q19 | 569 | -1.7% |
| 4Q18 | 615 | +5.4% |
| 3Q18 | 560 | +5.1% |
| 2Q18 | 578 | +10.2% |
| 1Q18 | 579 | +16.7% |
| 4Q17 | 584 | +10.9% |
| 3Q17 | 533 | +10.2% |
| 2Q17 | 524 | -1.9% |
| 1Q17 | 496 | +5.9% |
| 4Q16 | 526 | -3.7% |
| 3Q16 | 484 | - |
| 2Q16 | 534 | - |
| 1Q16 | 468 | - |
| 4Q15 | 547 | - |