| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 35,076 | -7.0% |
| 2Q26 | 33,197 | -10.5% |
| 1Q26 | 35,615 | -10.5% |
| 4Q25 | 36,192 | -11.3% |
| 3Q25 | 37,702 | -9.0% |
| 2Q25 | 37,081 | -7.0% |
| 1Q25 | 39,804 | -7.9% |
| 4Q24 | 40,792 | -12.3% |
| 3Q24 | 41,421 | -14.4% |
| 2Q24 | 39,878 | -10.6% |
| 1Q24 | 43,224 | +1.0% |
| 4Q23 | 46,487 | +6.5% |
| 3Q23 | 48,410 | +22.3% |
| 2Q23 | 44,599 | +19.2% |
| 1Q23 | 42,792 | +20.6% |
| 4Q22 | 43,655 | +19.6% |
| 3Q22 | 39,583 | +14.6% |
| 2Q22 | 37,417 | +16.2% |
| 1Q22 | 35,496 | -2.7% |
| 4Q21 | 36,509 | -9.2% |
| 3Q21 | 34,529 | -16.7% |
| 2Q21 | 32,204 | -21.7% |
| 1Q21 | 36,498 | -12.4% |
| 4Q20 | 40,210 | -7.0% |
| 3Q20 | 41,466 | -8.1% |
| 2Q20 | 41,154 | -3.5% |
| 1Q20 | 41,662 | -4.4% |
| 4Q19 | 43,231 | +1.7% |
| 3Q19 | 45,138 | +5.6% |
| 2Q19 | 42,668 | +2.5% |
| 1Q19 | 43,565 | +2.9% |
| 4Q18 | 42,517 | +0.4% |
| 3Q18 | 42,733 | +2.8% |
| 2Q18 | 41,639 | +3.3% |
| 1Q18 | 42,332 | -0.6% |
| 4Q17 | 42,346 | +0.7% |
| 3Q17 | 41,575 | -10.5% |
| 2Q17 | 40,319 | -11.6% |
| 1Q17 | 42,577 | -9.5% |
| 4Q16 | 42,037 | - |
| 3Q16 | 46,429 | - |
| 2Q16 | 45,627 | - |
| 1Q16 | 47,024 | - |