| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 31,092 | +16.1% |
| 2Q26 | 30,894 | +14.2% |
| 1Q26 | 28,215 | +14.4% |
| 4Q25 | 25,532 | +9.2% |
| 3Q25 | 26,785 | +13.8% |
| 2Q25 | 27,057 | +11.3% |
| 1Q25 | 24,674 | +13.2% |
| 4Q24 | 23,388 | +2.4% |
| 3Q24 | 23,527 | -3.1% |
| 2Q24 | 24,307 | +0.6% |
| 1Q24 | 21,790 | -8.2% |
| 4Q23 | 22,849 | +0.7% |
| 3Q23 | 24,287 | +7.0% |
| 2Q23 | 24,167 | +9.0% |
| 1Q23 | 23,733 | +12.1% |
| 4Q22 | 22,693 | +12.0% |
| 3Q22 | 22,693 | +5.9% |
| 2Q22 | 22,165 | +15.0% |
| 1Q22 | 21,177 | +33.2% |
| 4Q21 | 20,267 | +12.6% |
| 3Q21 | 21,431 | +19.2% |
| 2Q21 | 19,272 | +6.0% |
| 1Q21 | 15,900 | -2.1% |
| 4Q20 | 17,992 | - |
| 3Q20 | 17,980 | - |
| 2Q20 | 18,178 | - |
| 1Q20 | 16,234 | - |
| 4Q18 | 17,208 | +10.1% |
| 3Q18 | 17,765 | +19.0% |
| 2Q18 | 17,176 | +7.7% |
| 1Q18 | 15,360 | +5.2% |
| 4Q17 | 15,625 | -4.4% |
| 3Q17 | 14,924 | -9.6% |
| 2Q17 | 15,943 | - |
| 1Q17 | 14,605 | - |
| 4Q16 | 16,340 | - |
| 3Q16 | 16,513 | - |