| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 25,897 | +5.1% |
| 2Q25 | 25,606 | +8.4% |
| 1Q25 | 25,847 | +9.8% |
| 4Q24 | 24,712 | +5.5% |
| 3Q24 | 24,648 | +6.6% |
| 2Q24 | 23,626 | +6.0% |
| 1Q24 | 23,533 | +6.9% |
| 4Q23 | 23,419 | +4.2% |
| 3Q23 | 23,122 | +8.5% |
| 2Q23 | 22,282 | +12.6% |
| 1Q23 | 22,004 | +17.7% |
| 4Q22 | 22,477 | +10.0% |
| 3Q22 | 21,306 | +30.2% |
| 2Q22 | 19,795 | +14.0% |
| 1Q22 | 18,689 | +4.4% |
| 4Q21 | 20,436 | +9.5% |
| 3Q21 | 16,360 | -2.0% |
| 2Q21 | 17,371 | -5.9% |
| 1Q21 | 17,901 | +3.0% |
| 4Q20 | 18,656 | +1.0% |
| 3Q20 | 16,694 | +5.2% |
| 2Q20 | 18,469 | +5.2% |
| 1Q20 | 17,388 | +13.0% |
| 4Q19 | 18,471 | +4.9% |
| 3Q19 | 15,864 | +9.8% |
| 2Q19 | 17,559 | +18.9% |
| 1Q19 | 15,394 | +9.4% |
| 4Q18 | 17,614 | +4.7% |
| 3Q18 | 14,442 | +8.0% |
| 2Q18 | 14,768 | +5.4% |
| 1Q18 | 14,077 | +4.3% |
| 4Q17 | 16,823 | +14.5% |
| 3Q17 | 13,378 | +7.7% |
| 2Q17 | 14,015 | +6.9% |
| 1Q17 | 13,498 | +0.4% |
| 4Q16 | 14,688 | - |
| 3Q16 | 12,417 | - |
| 2Q16 | 13,109 | - |
| 1Q16 | 13,442 | - |