| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 7,655 | -12.3% |
| 1Q26 | 8,130 | -9.9% |
| 4Q25 | 8,521 | -3.4% |
| 3Q25 | 8,855 | -7.0% |
| 2Q25 | 8,730 | -2.0% |
| 1Q25 | 9,021 | -4.9% |
| 4Q24 | 8,819 | -3.9% |
| 3Q24 | 9,525 | +4.1% |
| 2Q24 | 8,911 | +5.0% |
| 1Q24 | 9,490 | +3.4% |
| 4Q23 | 9,177 | +5.9% |
| 3Q23 | 9,150 | +7.6% |
| 2Q23 | 8,488 | +12.8% |
| 1Q23 | 9,182 | +29.4% |
| 4Q22 | 8,664 | +10.0% |
| 3Q22 | 8,502 | +7.7% |
| 2Q22 | 7,524 | +5.2% |
| 1Q22 | 7,094 | -3.8% |
| 4Q21 | 7,874 | -1.3% |
| 3Q21 | 7,893 | -10.6% |
| 2Q21 | 7,151 | -16.6% |
| 1Q21 | 7,374 | -13.9% |
| 4Q20 | 7,981 | -9.5% |
| 3Q20 | 8,833 | -5.5% |
| 2Q20 | 8,572 | -1.9% |
| 1Q20 | 8,564 | -0.5% |
| 4Q19 | 8,814 | +3.5% |
| 3Q19 | 9,346 | +11.3% |
| 2Q19 | 8,735 | +9.9% |
| 1Q19 | 8,607 | +15.0% |
| 4Q18 | 8,517 | +5.0% |
| 3Q18 | 8,396 | +11.8% |
| 2Q18 | 7,951 | +11.4% |
| 1Q18 | 7,487 | +8.3% |
| 4Q17 | 8,113 | +5.5% |
| 3Q17 | 7,513 | -3.3% |
| 2Q17 | 7,137 | - |
| 1Q17 | 6,912 | - |
| 4Q16 | 7,692 | - |
| 3Q16 | 7,769 | - |