| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,345 | +17.0% |
| 3Q25 | 2,050 | +8.7% |
| 2Q25 | 2,085 | +5.0% |
| 1Q25 | 1,988 | +13.3% |
| 4Q24 | 2,004 | +12.6% |
| 3Q24 | 1,886 | +12.5% |
| 2Q24 | 1,986 | +23.6% |
| 1Q24 | 1,754 | +17.0% |
| 4Q23 | 1,779 | +8.3% |
| 3Q23 | 1,676 | +5.6% |
| 2Q23 | 1,607 | +4.7% |
| 1Q23 | 1,499 | -0.8% |
| 4Q22 | 1,642 | +12.9% |
| 3Q22 | 1,586 | +16.5% |
| 2Q22 | 1,535 | +8.5% |
| 1Q22 | 1,511 | +10.1% |
| 4Q21 | 1,454 | +6.7% |
| 3Q21 | 1,361 | +4.6% |
| 2Q21 | 1,414 | +6.1% |
| 1Q21 | 1,373 | -0.6% |
| 4Q20 | 1,363 | +0.8% |
| 3Q20 | 1,301 | +2.6% |
| 2Q20 | 1,333 | +11.2% |
| 1Q20 | 1,381 | +17.4% |
| 4Q19 | 1,353 | +4.8% |
| 3Q19 | 1,268 | +5.9% |
| 2Q19 | 1,199 | -0.3% |
| 1Q19 | 1,175 | -1.6% |
| 4Q18 | 1,291 | +2.0% |
| 3Q18 | 1,197 | -5.8% |
| 2Q18 | 1,203 | -5.0% |
| 1Q18 | 1,195 | -6.8% |
| 4Q17 | 1,266 | -3.7% |
| 3Q17 | 1,271 | -0.4% |
| 2Q17 | 1,267 | +6.2% |
| 1Q17 | 1,282 | +9.0% |
| 4Q16 | 1,315 | +9.8% |
| 3Q16 | 1,275 | - |
| 2Q16 | 1,193 | - |
| 1Q16 | 1,176 | - |
| 4Q15 | 1,198 | - |