| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 4,758 | -22.8% |
| 2Q26 | 5,188 | -19.6% |
| 1Q26 | 4,537 | -13.9% |
| 4Q25 | 7,191 | -3.7% |
| 3Q25 | 6,167 | -7.1% |
| 2Q25 | 6,454 | -0.9% |
| 1Q25 | 5,268 | -2.5% |
| 4Q24 | 7,468 | -0.8% |
| 3Q24 | 6,639 | +0.8% |
| 2Q24 | 6,515 | +11.2% |
| 1Q24 | 5,404 | -0.9% |
| 4Q23 | 7,530 | -3.7% |
| 3Q23 | 6,589 | -1.8% |
| 2Q23 | 5,859 | -10.3% |
| 1Q23 | 5,454 | +3.0% |
| 4Q22 | 7,817 | +10.5% |
| 3Q22 | 6,709 | +11.9% |
| 2Q22 | 6,535 | +8.1% |
| 1Q22 | 5,297 | +45.9% |
| 4Q21 | 7,075 | -16.9% |
| 3Q21 | 5,993 | -9.7% |
| 2Q21 | 6,044 | -8.4% |
| 1Q21 | 3,630 | -42.3% |
| 4Q20 | 8,516 | -18.3% |
| 3Q20 | 6,637 | -4.4% |
| 2Q20 | 6,599 | -7.8% |
| 1Q20 | 6,291 | +2.1% |
| 4Q19 | 10,428 | +5.8% |
| 3Q19 | 6,944 | -7.4% |
| 2Q19 | 7,160 | -10.2% |
| 1Q19 | 6,161 | -1.1% |
| 4Q18 | 9,859 | -0.4% |
| 3Q18 | 7,495 | - |
| 2Q18 | 7,975 | - |
| 1Q18 | 6,227 | - |
| 4Q17 | 9,901 | - |