| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 57,278 | -3.0% |
| 3Q25 | 59,301 | +0.6% |
| 2Q25 | 58,580 | -8.0% |
| 1Q25 | 56,233 | -11.0% |
| 4Q24 | 59,075 | -6.7% |
| 3Q24 | 58,972 | -2.2% |
| 2Q24 | 63,663 | -1.3% |
| 1Q24 | 63,204 | +7.8% |
| 4Q23 | 63,318 | +8.1% |
| 3Q23 | 60,321 | +1.3% |
| 2Q23 | 64,473 | +5.1% |
| 1Q23 | 58,652 | -1.6% |
| 4Q22 | 58,574 | +13.2% |
| 3Q22 | 59,535 | +11.8% |
| 2Q22 | 61,370 | +14.8% |
| 1Q22 | 59,586 | +16.1% |
| 4Q21 | 51,748 | -2.4% |
| 3Q21 | 53,252 | +13.6% |
| 2Q21 | 53,452 | +36.6% |
| 1Q21 | 51,329 | -2.0% |
| 4Q20 | 53,019 | +7.2% |
| 3Q20 | 46,880 | -3.2% |
| 2Q20 | 39,128 | -24.1% |
| 1Q20 | 52,402 | -1.5% |
| 4Q19 | 49,470 | -12.6% |
| 3Q19 | 48,426 | -16.5% |
| 2Q19 | 51,550 | -11.5% |
| 1Q19 | 53,176 | -11.9% |
| 4Q18 | 56,626 | -3.0% |
| 3Q18 | 58,020 | +9.8% |
| 2Q18 | 58,232 | +15.9% |
| 1Q18 | 60,356 | +20.0% |
| 4Q17 | 58,372 | +20.3% |
| 3Q17 | 52,851 | +16.5% |
| 2Q17 | 50,253 | +2.9% |
| 1Q17 | 50,311 | +11.4% |
| 4Q16 | 48,538 | +0.3% |
| 3Q16 | 45,369 | -9.8% |
| 2Q16 | 48,840 | - |
| 1Q16 | 45,156 | - |
| 4Q15 | 48,410 | - |
| 3Q15 | 50,276 | - |