| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 3,512 | +5.8% |
| 3Q25 | 3,890 | +22.4% |
| 2Q25 | 3,263 | +7.1% |
| 1Q25 | 3,319 | -27.7% |
| 4Q24 | 3,606 | +4.9% |
| 3Q24 | 3,178 | +2.6% |
| 2Q24 | 3,046 | +6.3% |
| 1Q24 | 4,591 | -21.5% |
| 4Q23 | 3,436 | +10.7% |
| 3Q23 | 3,096 | -35.5% |
| 2Q23 | 2,865 | +13.2% |
| 1Q23 | 5,850 | +87.6% |
| 4Q22 | 3,104 | -22.8% |
| 3Q22 | 4,803 | +91.5% |
| 2Q22 | 2,531 | +6.5% |
| 1Q22 | 3,119 | -1.0% |
| 4Q21 | 4,020 | +49.6% |
| 3Q21 | 2,509 | -9.5% |
| 2Q21 | 2,377 | -2.3% |
| 1Q21 | 3,152 | -23.6% |
| 4Q20 | 2,687 | -8.1% |
| 3Q20 | 2,772 | +1.2% |
| 2Q20 | 2,432 | +6.0% |
| 1Q20 | 4,127 | +11.7% |
| 4Q19 | 2,925 | -19.2% |
| 3Q19 | 2,739 | +5.3% |
| 2Q19 | 2,293 | +5.4% |
| 1Q19 | 3,694 | +20.3% |
| 4Q18 | 3,620 | +38.2% |
| 3Q18 | 2,603 | +13.2% |
| 2Q18 | 2,175 | +13.7% |
| 1Q18 | 3,070 | -0.1% |
| 4Q17 | 2,620 | +6.8% |
| 3Q17 | 2,299 | +12.0% |
| 2Q17 | 1,913 | +5.2% |
| 1Q17 | 3,074 | +14.6% |
| 4Q16 | 2,453 | - |
| 3Q16 | 2,053 | - |
| 2Q16 | 1,818 | - |
| 1Q16 | 2,682 | - |