| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 8,145 | -8.7% |
| 2Q26 | 8,435 | -9.7% |
| 1Q26 | 8,721 | -6.4% |
| 4Q25 | 8,385 | -5.5% |
| 3Q25 | 8,924 | -4.7% |
| 2Q25 | 9,339 | +2.5% |
| 1Q25 | 9,319 | +4.0% |
| 4Q24 | 8,876 | +6.3% |
| 3Q24 | 9,364 | +3.7% |
| 2Q24 | 9,112 | +3.2% |
| 1Q24 | 8,963 | +9.3% |
| 4Q23 | 8,350 | +8.6% |
| 3Q23 | 9,027 | +22.5% |
| 2Q23 | 8,829 | +22.0% |
| 1Q23 | 8,197 | +14.5% |
| 4Q22 | 7,689 | +6.6% |
| 3Q22 | 7,370 | +6.7% |
| 2Q22 | 7,236 | +13.1% |
| 1Q22 | 7,159 | +13.4% |
| 4Q21 | 7,214 | -5.5% |
| 3Q21 | 6,908 | -14.3% |
| 2Q21 | 6,397 | -22.1% |
| 1Q21 | 6,315 | -27.4% |
| 4Q20 | 7,630 | -4.5% |
| 3Q20 | 8,058 | -10.4% |
| 2Q20 | 8,215 | -7.3% |
| 1Q20 | 8,701 | -4.7% |
| 4Q19 | 7,993 | -2.5% |
| 3Q19 | 8,989 | +9.9% |
| 2Q19 | 8,860 | +9.8% |
| 1Q19 | 9,129 | +13.6% |
| 4Q18 | 8,194 | +13.0% |
| 3Q18 | 8,176 | +12.3% |
| 2Q18 | 8,070 | +6.5% |
| 1Q18 | 8,038 | +6.9% |
| 4Q17 | 7,251 | -0.9% |
| 3Q17 | 7,278 | -11.0% |
| 2Q17 | 7,578 | -13.1% |
| 1Q17 | 7,519 | -12.3% |
| 4Q16 | 7,318 | - |
| 3Q16 | 8,178 | - |
| 2Q16 | 8,725 | - |
| 1Q16 | 8,575 | - |