| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 14,695 | -0.2% |
| 2Q26 | 14,484 | +5.3% |
| 1Q26 | 13,737 | +1.2% |
| 4Q25 | 14,014 | +7.0% |
| 3Q25 | 14,728 | -1.6% |
| 2Q25 | 13,753 | -0.2% |
| 1Q25 | 13,579 | +1.0% |
| 4Q24 | 13,102 | -5.2% |
| 3Q24 | 14,970 | +3.1% |
| 2Q24 | 13,787 | +2.7% |
| 1Q24 | 13,445 | +6.3% |
| 4Q23 | 13,823 | +8.6% |
| 3Q23 | 14,517 | +16.3% |
| 2Q23 | 13,431 | +11.9% |
| 1Q23 | 12,651 | +15.3% |
| 4Q22 | 12,728 | -44.5% |
| 3Q22 | 12,481 | -46.4% |
| 2Q22 | 12,006 | -42.6% |
| 1Q22 | 10,969 | -47.7% |
| 4Q21 | 22,951 | +0.4% |
| 3Q21 | 23,280 | -3.6% |
| 2Q21 | 20,924 | -11.3% |
| 1Q21 | 20,981 | -6.8% |
| 4Q20 | 22,862 | -2.2% |
| 3Q20 | 24,138 | -10.7% |
| 2Q20 | 23,579 | -2.5% |
| 1Q20 | 22,510 | -1.0% |
| 4Q19 | 23,372 | +0.3% |
| 3Q19 | 27,038 | +11.0% |
| 2Q19 | 24,191 | +8.4% |
| 1Q19 | 22,741 | +5.9% |
| 4Q18 | 23,307 | +10.2% |
| 3Q18 | 24,358 | +10.3% |
| 2Q18 | 22,311 | +0.8% |
| 1Q18 | 21,477 | +4.0% |
| 4Q17 | 21,143 | -1.6% |
| 3Q17 | 22,092 | -3.7% |
| 2Q17 | 22,133 | - |
| 1Q17 | 20,655 | - |
| 4Q16 | 21,494 | - |
| 3Q16 | 22,951 | - |