| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 9,011 | -3.7% |
| 1Q26 | 8,602 | -7.0% |
| 4Q25 | 9,908 | +8.9% |
| 3Q25 | 10,316 | -2.7% |
| 2Q25 | 9,355 | -14.4% |
| 1Q25 | 9,244 | -23.4% |
| 4Q24 | 9,095 | -33.9% |
| 3Q24 | 10,606 | -29.3% |
| 2Q24 | 10,929 | -24.4% |
| 1Q24 | 12,064 | -10.2% |
| 4Q23 | 13,756 | -7.0% |
| 3Q23 | 14,992 | +14.4% |
| 2Q23 | 14,456 | +26.7% |
| 1Q23 | 13,429 | +19.4% |
| 4Q22 | 14,790 | +40.3% |
| 3Q22 | 13,107 | +36.5% |
| 2Q22 | 11,412 | +27.9% |
| 1Q22 | 11,243 | +16.5% |
| 4Q21 | 10,544 | +3.7% |
| 3Q21 | 9,603 | -0.9% |
| 2Q21 | 8,925 | -4.7% |
| 1Q21 | 9,647 | +11.0% |
| 4Q20 | 10,164 | +5.0% |
| 3Q20 | 9,693 | -6.9% |
| 2Q20 | 9,369 | -6.4% |
| 1Q20 | 8,690 | -20.3% |
| 4Q19 | 9,676 | -13.1% |
| 3Q19 | 10,411 | -6.6% |
| 2Q19 | 10,007 | -1.4% |
| 1Q19 | 10,906 | +8.5% |
| 4Q18 | 11,136 | +11.3% |
| 3Q18 | 11,142 | +17.6% |
| 2Q18 | 10,149 | +20.7% |
| 1Q18 | 10,048 | +30.4% |
| 4Q17 | 10,005 | +20.9% |
| 3Q17 | 9,478 | +15.6% |
| 2Q17 | 8,410 | - |
| 1Q17 | 7,707 | - |
| 4Q16 | 8,276 | - |
| 3Q16 | 8,197 | - |