| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 14,520 | +10.9% |
| 3Q25 | 13,731 | +19.0% |
| 2Q25 | 13,212 | +16.5% |
| 1Q25 | 13,093 | +15.4% |
| 4Q24 | 11,798 | +5.5% |
| 3Q24 | 11,542 | +5.3% |
| 2Q24 | 11,336 | +3.1% |
| 1Q24 | 11,341 | +5.4% |
| 4Q23 | 11,179 | +1.8% |
| 3Q23 | 10,958 | +1.9% |
| 2Q23 | 10,996 | +2.4% |
| 1Q23 | 10,763 | -2.4% |
| 4Q22 | 10,979 | -5.6% |
| 3Q22 | 10,755 | 0.0% |
| 2Q22 | 10,734 | +0.6% |
| 1Q22 | 11,023 | -1.6% |
| 4Q21 | 11,630 | +9.6% |
| 3Q21 | 10,755 | -1.6% |
| 2Q21 | 10,673 | -2.5% |
| 1Q21 | 11,198 | +0.9% |
| 4Q20 | 10,612 | -5.1% |
| 3Q20 | 10,933 | -1.3% |
| 2Q20 | 10,947 | -0.2% |
| 1Q20 | 11,100 | -0.5% |
| 4Q19 | 11,180 | -4.7% |
| 3Q19 | 11,075 | -4.9% |
| 2Q19 | 10,970 | -5.5% |
| 1Q19 | 11,161 | -4.0% |
| 4Q18 | 11,726 | -9.5% |
| 3Q18 | 11,643 | +6.2% |
| 2Q18 | 11,611 | +7.3% |
| 1Q18 | 11,632 | +5.9% |
| 4Q17 | 12,963 | +10.6% |
| 3Q17 | 10,966 | -7.4% |
| 2Q17 | 10,820 | +16.5% |
| 1Q17 | 10,982 | +25.9% |
| 4Q16 | 11,725 | - |
| 3Q16 | 11,840 | - |
| 2Q16 | 9,290 | - |
| 1Q16 | 8,726 | - |