| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 23,928 | -0.6% |
| 2Q26 | 26,442 | +10.2% |
| 1Q26 | 25,690 | +13.4% |
| 4Q25 | 26,838 | +11.0% |
| 3Q25 | 24,065 | +11.5% |
| 2Q25 | 23,987 | +0.6% |
| 1Q25 | 22,648 | +6.5% |
| 4Q24 | 24,180 | -0.8% |
| 3Q24 | 21,574 | +5.8% |
| 2Q24 | 23,840 | +17.1% |
| 1Q24 | 21,257 | +5.0% |
| 4Q23 | 24,366 | +12.8% |
| 3Q23 | 20,384 | +9.7% |
| 2Q23 | 20,350 | +13.6% |
| 1Q23 | 20,246 | +17.6% |
| 4Q22 | 21,604 | +5.6% |
| 3Q22 | 18,582 | +10.6% |
| 2Q22 | 17,911 | -5.8% |
| 1Q22 | 17,214 | +6.5% |
| 4Q21 | 20,464 | +3.7% |
| 3Q21 | 16,801 | -7.0% |
| 2Q21 | 19,014 | -0.3% |
| 1Q21 | 16,160 | -15.2% |
| 4Q20 | 19,732 | +3.1% |
| 3Q20 | 18,061 | +7.1% |
| 2Q20 | 19,073 | +13.4% |
| 1Q20 | 19,048 | +16.3% |
| 4Q19 | 19,130 | +6.8% |
| 3Q19 | 16,866 | +6.6% |
| 2Q19 | 16,825 | +2.2% |
| 1Q19 | 16,379 | -0.9% |
| 4Q18 | 17,908 | +1.3% |
| 3Q18 | 15,821 | +1.4% |
| 2Q18 | 16,465 | +8.0% |
| 1Q18 | 16,521 | +6.7% |
| 4Q17 | 17,682 | -3.9% |
| 3Q17 | 15,601 | -4.7% |
| 2Q17 | 15,249 | - |
| 1Q17 | 15,485 | - |
| 4Q16 | 18,408 | - |
| 3Q16 | 16,364 | - |