| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,837 | +8.1% |
| 3Q25 | 1,857 | +5.8% |
| 2Q25 | 1,716 | +8.2% |
| 1Q25 | 1,601 | +4.8% |
| 4Q24 | 1,699 | +31.0% |
| 3Q24 | 1,755 | - |
| 2Q24 | 1,587 | +5.6% |
| 1Q24 | 1,528 | +10.2% |
| 4Q23 | 1,297 | -12.4% |
| 2Q23 | 1,503 | +17.3% |
| 1Q23 | 1,387 | +15.9% |
| 4Q22 | 1,480 | +30.3% |
| 3Q22 | 1,343 | +26.7% |
| 2Q22 | 1,281 | +22.1% |
| 1Q22 | 1,197 | +4.4% |
| 4Q21 | 1,136 | -1.6% |
| 3Q21 | 1,060 | - |
| 2Q21 | 1,048 | -9.6% |
| 1Q21 | 1,147 | +14.1% |
| 4Q20 | 1,155 | +10.1% |
| 2Q19 | 1,159 | +26.2% |
| 1Q20 | 1,005 | +8.8% |
| 4Q19 | 1,049 | +8.6% |
| 3Q19 | 899 | -10.2% |
| 1Q19 | 924 | +10.2% |
| 4Q18 | 966 | +12.4% |
| 3Q18 | 1,001 | +17.3% |
| 2Q18 | 919 | +9.5% |
| 1Q18 | 838 | +5.1% |
| 4Q17 | 859 | +3.4% |
| 3Q17 | 853 | +0.2% |
| 2Q17 | 839 | - |
| 1Q17 | 798 | - |
| 4Q16 | 831 | - |
| 3Q16 | 851 | - |