| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 2,610 | -13.2% |
| 1Q26 | 2,850 | -13.2% |
| 4Q25 | 2,428 | -9.0% |
| 3Q25 | 3,129 | -1.3% |
| 2Q25 | 3,008 | +4.4% |
| 1Q25 | 3,286 | +6.8% |
| 4Q24 | 2,668 | -0.3% |
| 3Q24 | 3,170 | +1.2% |
| 2Q24 | 2,880 | +2.4% |
| 1Q24 | 3,077 | -2.4% |
| 4Q23 | 2,675 | +40.6% |
| 3Q23 | 3,131 | +38.8% |
| 2Q23 | 2,813 | +23.9% |
| 1Q23 | 3,153 | +20.2% |
| 4Q22 | 1,902 | -6.3% |
| 3Q22 | 2,256 | -6.8% |
| 2Q22 | 2,271 | -9.7% |
| 1Q22 | 2,623 | -19.6% |
| 4Q21 | 2,030 | +4.9% |
| 3Q21 | 2,421 | +8.7% |
| 2Q21 | 2,516 | +10.3% |
| 1Q21 | 3,263 | +27.3% |
| 4Q20 | 1,934 | +7.5% |
| 3Q20 | 2,227 | -2.2% |
| 2Q20 | 2,282 | +3.5% |
| 1Q20 | 2,563 | +1.4% |
| 4Q19 | 1,798 | +0.6% |
| 3Q19 | 2,278 | +8.6% |
| 2Q19 | 2,205 | -0.5% |
| 1Q19 | 2,527 | -1.2% |
| 4Q18 | 1,788 | -0.5% |
| 3Q18 | 2,097 | -6.4% |
| 2Q18 | 2,215 | +0.7% |
| 1Q18 | 2,557 | +0.7% |
| 4Q17 | 1,797 | -4.2% |
| 3Q17 | 2,241 | -7.6% |
| 2Q17 | 2,199 | -8.1% |
| 1Q17 | 2,538 | -3.5% |
| 4Q16 | 1,876 | - |
| 3Q16 | 2,426 | - |
| 2Q16 | 2,392 | - |
| 1Q16 | 2,631 | - |