| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 15,462 | +2.9% |
| 1Q26 | 14,529 | +0.9% |
| 4Q25 | 16,883 | +1.3% |
| 3Q25 | 13,652 | -3.7% |
| 2Q25 | 15,033 | +3.6% |
| 1Q25 | 14,397 | +4.8% |
| 4Q24 | 16,664 | -1.6% |
| 3Q24 | 14,172 | +6.0% |
| 2Q24 | 14,507 | -5.6% |
| 1Q24 | 13,743 | +19.6% |
| 4Q23 | 16,930 | +11.6% |
| 3Q23 | 13,376 | -7.5% |
| 2Q23 | 15,371 | +36.9% |
| 1Q23 | 11,491 | +7.4% |
| 4Q22 | 15,172 | +2.4% |
| 3Q22 | 14,468 | +35.9% |
| 2Q22 | 11,230 | -4.8% |
| 1Q22 | 10,704 | +26.1% |
| 4Q21 | 14,817 | +4.6% |
| 3Q21 | 10,646 | -18.2% |
| 2Q21 | 11,794 | -16.7% |
| 1Q21 | 8,490 | -32.8% |
| 4Q20 | 14,164 | -23.3% |
| 3Q20 | 13,010 | -24.2% |
| 2Q20 | 14,152 | -21.3% |
| 1Q20 | 12,640 | -17.0% |
| 4Q19 | 18,473 | +1.1% |
| 3Q19 | 17,164 | +19.9% |
| 2Q19 | 17,990 | +36.2% |
| 1Q19 | 15,224 | +25.3% |
| 4Q18 | 18,263 | +19.1% |
| 3Q18 | 14,310 | +14.8% |
| 2Q18 | 13,206 | +8.5% |
| 1Q18 | 12,147 | +3.1% |
| 4Q17 | 15,335 | +6.2% |
| 3Q17 | 12,467 | -14.8% |
| 2Q17 | 12,175 | - |
| 1Q17 | 11,784 | - |
| 4Q16 | 14,444 | - |
| 3Q16 | 14,625 | - |