| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 26,685 | -5.7% |
| 2Q26 | 25,398 | -10.8% |
| 1Q26 | 24,810 | -16.4% |
| 4Q25 | 26,883 | -0.7% |
| 3Q25 | 28,294 | +1.3% |
| 2Q25 | 28,489 | +5.2% |
| 1Q25 | 29,675 | +11.7% |
| 4Q24 | 27,082 | -0.3% |
| 3Q24 | 27,932 | -5.4% |
| 2Q24 | 27,077 | -5.0% |
| 1Q24 | 26,576 | -2.4% |
| 4Q23 | 27,166 | +17.8% |
| 3Q23 | 29,531 | +31.5% |
| 2Q23 | 28,491 | +24.3% |
| 1Q23 | 27,227 | +31.5% |
| 4Q22 | 23,056 | +15.4% |
| 3Q22 | 22,463 | +15.3% |
| 2Q22 | 22,930 | +24.1% |
| 1Q22 | 20,706 | +17.3% |
| 4Q21 | 19,979 | +2.3% |
| 3Q21 | 19,475 | +6.7% |
| 2Q21 | 18,481 | -4.9% |
| 1Q21 | 17,654 | -15.3% |
| 4Q20 | 19,537 | +2.0% |
| 3Q20 | 18,254 | -2.3% |
| 2Q20 | 19,438 | +7.9% |
| 1Q20 | 20,845 | +20.5% |
| 4Q19 | 19,159 | +8.6% |
| 3Q19 | 18,682 | +7.3% |
| 2Q19 | 18,021 | +11.4% |
| 1Q19 | 17,298 | -1.6% |
| 4Q18 | 17,644 | -0.6% |
| 3Q18 | 17,417 | +3.0% |
| 2Q18 | 16,182 | -5.5% |
| 1Q18 | 17,573 | -2.9% |
| 4Q17 | 17,749 | -6.4% |
| 3Q17 | 16,908 | -11.1% |
| 2Q17 | 17,118 | - |
| 1Q17 | 18,105 | - |
| 4Q16 | 18,953 | - |
| 3Q16 | 19,011 | - |