| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,587 | +6.1% |
| 3Q25 | 1,465 | +6.5% |
| 2Q25 | 1,814 | +31.6% |
| 1Q25 | 1,516 | +12.7% |
| 4Q24 | 1,496 | +5.5% |
| 3Q24 | 1,376 | +1.0% |
| 2Q24 | 1,378 | +6.3% |
| 1Q24 | 1,346 | +8.3% |
| 4Q23 | 1,419 | +12.6% |
| 3Q23 | 1,362 | +22.8% |
| 2Q23 | 1,297 | +18.3% |
| 1Q23 | 1,242 | +17.5% |
| 4Q22 | 1,260 | +27.1% |
| 3Q22 | 1,109 | +45.9% |
| 2Q22 | 1,096 | +65.9% |
| 1Q22 | 1,057 | +53.5% |
| 4Q21 | 991 | +38.1% |
| 3Q21 | 760 | +43.1% |
| 2Q21 | 661 | +70.5% |
| 1Q21 | 689 | -50.4% |
| 4Q20 | 718 | -53.1% |
| 3Q20 | 531 | -56.1% |
| 2Q20 | 387 | -66.1% |
| 1Q20 | 1,390 | +32.2% |
| 4Q19 | 1,529 | +26.8% |
| 3Q19 | 1,211 | +2.3% |
| 2Q19 | 1,144 | -2.9% |
| 1Q19 | 1,051 | -12.7% |
| 4Q18 | 1,206 | -12.1% |
| 3Q18 | 1,184 | -18.2% |
| 2Q18 | 1,179 | -10.1% |
| 1Q18 | 1,205 | -2.0% |
| 4Q17 | 1,371 | +2.9% |
| 3Q17 | 1,448 | -2.3% |
| 2Q17 | 1,311 | -0.7% |
| 1Q17 | 1,229 | -7.7% |
| 4Q16 | 1,332 | -0.3% |
| 3Q16 | 1,481 | - |
| 2Q16 | 1,321 | - |
| 1Q16 | 1,332 | - |
| 4Q15 | 1,336 | - |