| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 82,839 | -5.4% |
| 3Q25 | 89,336 | -4.4% |
| 2Q25 | 83,513 | -8.1% |
| 1Q25 | 84,127 | +3.6% |
| 4Q24 | 87,530 | -11.6% |
| 3Q24 | 93,433 | -1.3% |
| 2Q24 | 90,846 | +1.7% |
| 1Q24 | 81,193 | +3.0% |
| 4Q23 | 98,981 | +5.0% |
| 3Q23 | 94,639 | +2.0% |
| 2Q23 | 89,371 | +6.6% |
| 1Q23 | 78,803 | +15.4% |
| 4Q22 | 94,232 | +6.8% |
| 3Q22 | 92,803 | +24.5% |
| 2Q22 | 83,866 | +11.9% |
| 1Q22 | 68,279 | +4.1% |
| 4Q21 | 88,225 | +5.6% |
| 3Q21 | 74,567 | -5.3% |
| 2Q21 | 74,971 | +8.8% |
| 1Q21 | 65,617 | -8.2% |
| 4Q20 | 83,534 | -7.7% |
| 3Q20 | 78,718 | - |
| 2Q20 | 68,894 | - |
| 1Q20 | 71,446 | - |
| 4Q19 | 90,469 | - |
| 4Q17 | 99,547 | +1.7% |
| 3Q17 | 91,538 | +0.3% |
| 2Q17 | 90,226 | +1.0% |
| 1Q17 | 77,261 | +4.5% |
| 4Q16 | 97,896 | +1.6% |
| 3Q16 | 91,286 | -0.9% |
| 2Q16 | 89,294 | - |
| 1Q16 | 73,944 | - |
| 4Q15 | 96,328 | - |
| 3Q15 | 92,157 | - |