| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 29,368 | +9.4% |
| 2Q26 | 25,835 | +14.0% |
| 1Q26 | 21,851 | +2.3% |
| 4Q25 | 29,650 | +3.5% |
| 3Q25 | 26,838 | +9.0% |
| 2Q25 | 22,672 | -4.6% |
| 1Q25 | 21,367 | +11.6% |
| 4Q24 | 28,640 | +12.3% |
| 3Q24 | 24,626 | +1.1% |
| 2Q24 | 23,760 | +11.2% |
| 1Q24 | 19,152 | +5.9% |
| 4Q23 | 25,501 | +9.5% |
| 3Q23 | 24,368 | +5.8% |
| 2Q23 | 21,366 | -2.0% |
| 1Q23 | 18,084 | +7.5% |
| 4Q22 | 23,279 | +8.8% |
| 3Q22 | 23,041 | +11.0% |
| 2Q22 | 21,811 | +18.0% |
| 1Q22 | 16,816 | -1.2% |
| 4Q21 | 21,394 | -11.0% |
| 3Q21 | 20,754 | -6.1% |
| 2Q21 | 18,485 | -15.8% |
| 1Q21 | 17,019 | -17.0% |
| 4Q20 | 24,031 | -9.7% |
| 3Q20 | 22,096 | -10.6% |
| 2Q20 | 21,955 | -0.3% |
| 1Q20 | 20,515 | +4.3% |
| 4Q19 | 26,609 | -3.2% |
| 3Q19 | 24,728 | +1.2% |
| 2Q19 | 22,013 | +7.4% |
| 1Q19 | 19,674 | +2.9% |
| 4Q18 | 27,491 | +26.0% |
| 3Q18 | 24,423 | +17.9% |
| 2Q18 | 20,492 | +2.4% |
| 1Q18 | 19,125 | +10.6% |
| 4Q17 | 21,811 | -2.1% |
| 3Q17 | 20,715 | -8.3% |
| 2Q17 | 20,010 | - |
| 1Q17 | 17,297 | - |
| 4Q16 | 22,280 | - |
| 3Q16 | 22,598 | - |