| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 36,160 | +1.8% |
| 2Q26 | 36,583 | -0.6% |
| 1Q26 | 35,370 | +6.0% |
| 4Q25 | 33,204 | +7.8% |
| 3Q25 | 35,536 | +9.7% |
| 2Q25 | 36,798 | +9.3% |
| 1Q25 | 33,373 | +11.9% |
| 4Q24 | 30,798 | +5.2% |
| 3Q24 | 32,398 | +5.0% |
| 2Q24 | 33,668 | +10.8% |
| 1Q24 | 29,815 | +9.5% |
| 4Q23 | 29,262 | +11.0% |
| 3Q23 | 30,848 | +15.7% |
| 2Q23 | 30,395 | +10.4% |
| 1Q23 | 27,216 | +9.5% |
| 4Q22 | 26,354 | +12.0% |
| 3Q22 | 26,668 | +4.6% |
| 2Q22 | 27,543 | +13.4% |
| 1Q22 | 24,860 | +11.3% |
| 4Q21 | 23,537 | +0.3% |
| 3Q21 | 25,497 | -1.2% |
| 2Q21 | 24,291 | -3.3% |
| 1Q21 | 22,339 | -8.3% |
| 4Q20 | 23,472 | +1.0% |
| 3Q20 | 25,796 | -1.3% |
| 2Q20 | 25,122 | -1.8% |
| 1Q20 | 24,357 | +1.9% |
| 4Q19 | 23,238 | -1.4% |
| 3Q19 | 26,132 | +1.3% |
| 2Q19 | 25,579 | -0.9% |
| 1Q19 | 23,904 | -5.4% |
| 4Q18 | 23,573 | -6.7% |
| 3Q18 | 25,789 | -0.8% |
| 2Q18 | 25,813 | +4.9% |
| 1Q18 | 25,260 | +8.6% |
| 4Q17 | 25,266 | +9.2% |
| 3Q17 | 25,987 | +6.4% |
| 2Q17 | 24,602 | +3.0% |
| 1Q17 | 23,270 | +1.9% |
| 4Q16 | 23,129 | - |
| 3Q16 | 24,424 | - |
| 2Q16 | 23,888 | - |
| 1Q16 | 22,828 | - |