| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 10,605 | -7.7% |
| 2Q26 | 10,862 | -4.7% |
| 1Q26 | 10,983 | -3.8% |
| 4Q25 | 11,415 | -2.0% |
| 3Q25 | 11,489 | +0.5% |
| 2Q25 | 11,402 | -0.4% |
| 1Q25 | 11,417 | -2.8% |
| 4Q24 | 11,654 | -4.1% |
| 3Q24 | 11,427 | +50.3% |
| 2Q24 | 11,454 | +61.4% |
| 1Q24 | 11,746 | +85.1% |
| 4Q23 | 12,147 | +85.0% |
| 3Q23 | 7,601 | +30.0% |
| 2Q23 | 7,094 | +16.4% |
| 1Q23 | 6,347 | +7.4% |
| 4Q22 | 6,565 | +6.6% |
| 3Q22 | 5,848 | +4.1% |
| 2Q22 | 6,095 | +32.5% |
| 1Q22 | 5,908 | +57.7% |
| 4Q21 | 6,159 | +7.8% |
| 3Q21 | 5,617 | -1.4% |
| 2Q21 | 4,600 | -23.4% |
| 1Q21 | 3,746 | -38.3% |
| 4Q20 | 5,715 | -7.4% |
| 3Q20 | 5,696 | -11.7% |
| 2Q20 | 6,006 | -4.7% |
| 1Q20 | 6,070 | -4.2% |
| 4Q19 | 6,171 | -0.5% |
| 3Q19 | 6,449 | -0.9% |
| 2Q19 | 6,301 | -1.8% |
| 1Q19 | 6,337 | +3.9% |
| 4Q18 | 6,205 | +4.3% |
| 3Q18 | 6,511 | +15.6% |
| 2Q18 | 6,418 | +12.6% |
| 1Q18 | 6,101 | +9.0% |
| 4Q17 | 5,947 | -7.7% |
| 3Q17 | 5,633 | +8.2% |
| 2Q17 | 5,702 | - |
| 1Q17 | 5,598 | - |
| 4Q16 | 6,445 | - |
| 3Q16 | 5,208 | - |