| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 8,035 | -1.7% |
| 2Q26 | 7,686 | -17.8% |
| 1Q26 | 7,520 | -13.9% |
| 4Q25 | 9,319 | -7.4% |
| 3Q25 | 8,177 | -16.7% |
| 2Q25 | 9,354 | -2.0% |
| 1Q25 | 8,733 | -2.1% |
| 4Q24 | 10,059 | +7.3% |
| 3Q24 | 9,814 | +3.9% |
| 2Q24 | 9,543 | +15.3% |
| 1Q24 | 8,918 | +12.3% |
| 4Q23 | 9,377 | +16.7% |
| 3Q23 | 9,449 | +29.3% |
| 2Q23 | 8,273 | +26.9% |
| 1Q23 | 7,943 | -2.4% |
| 4Q22 | 8,032 | -6.9% |
| 3Q22 | 7,307 | -8.2% |
| 2Q22 | 6,519 | +26.3% |
| 1Q22 | 8,141 | +24.1% |
| 4Q21 | 8,625 | +13.6% |
| 3Q21 | 7,957 | +2.3% |
| 2Q21 | 5,163 | -38.0% |
| 1Q21 | 6,562 | -21.5% |
| 4Q20 | 7,590 | -8.7% |
| 3Q20 | 7,780 | -5.4% |
| 2Q20 | 8,327 | +2.0% |
| 1Q20 | 8,361 | -0.3% |
| 4Q19 | 8,316 | +0.6% |
| 3Q19 | 8,221 | +6.5% |
| 2Q19 | 8,166 | -0.5% |
| 1Q19 | 8,386 | +5.3% |
| 4Q18 | 8,262 | +5.7% |
| 3Q18 | 7,718 | +11.2% |
| 2Q18 | 8,206 | +8.4% |
| 1Q18 | 7,961 | +1.1% |
| 4Q17 | 7,816 | -11.0% |
| 3Q17 | 6,939 | -12.3% |
| 2Q17 | 7,573 | - |
| 1Q17 | 7,871 | - |
| 4Q16 | 8,784 | - |
| 3Q16 | 7,916 | - |