| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 11,974 | -6.9% |
| 2Q26 | 13,097 | -1.7% |
| 1Q26 | 12,407 | +3.1% |
| 4Q25 | 13,845 | -1.9% |
| 3Q25 | 12,861 | +10.2% |
| 2Q25 | 13,330 | +8.5% |
| 1Q25 | 12,030 | -2.9% |
| 4Q24 | 14,111 | -0.8% |
| 3Q24 | 11,669 | +0.6% |
| 2Q24 | 12,285 | -4.0% |
| 1Q24 | 12,388 | -1.5% |
| 4Q23 | 14,224 | +4.8% |
| 3Q23 | 11,601 | +10.8% |
| 2Q23 | 12,793 | +6.1% |
| 1Q23 | 12,583 | -11.4% |
| 4Q22 | 13,578 | -8.8% |
| 3Q22 | 10,467 | -5.4% |
| 2Q22 | 12,062 | +24.2% |
| 1Q22 | 14,198 | +55.3% |
| 4Q21 | 14,880 | +21.0% |
| 3Q21 | 11,068 | +3.6% |
| 2Q21 | 9,713 | -21.5% |
| 1Q21 | 9,142 | -20.2% |
| 4Q20 | 12,302 | -11.4% |
| 3Q20 | 10,680 | -12.2% |
| 2Q20 | 12,368 | +1.1% |
| 1Q20 | 11,453 | +1.1% |
| 4Q19 | 13,892 | +3.5% |
| 3Q19 | 12,165 | +17.4% |
| 2Q19 | 12,236 | +8.0% |
| 1Q19 | 11,323 | +11.9% |
| 4Q18 | 13,418 | +14.4% |
| 3Q18 | 10,358 | +11.0% |
| 2Q18 | 11,333 | +12.7% |
| 1Q18 | 10,115 | -11.0% |
| 4Q17 | 11,732 | +7.3% |
| 3Q17 | 9,333 | -9.2% |
| 2Q17 | 10,059 | - |
| 1Q17 | 11,367 | - |
| 4Q16 | 10,938 | - |
| 3Q16 | 10,282 | - |