| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 17,977 | -1.2% |
| 1Q26 | 17,783 | +2.2% |
| 4Q25 | 16,912 | -0.3% |
| 3Q25 | 18,648 | +3.3% |
| 2Q25 | 18,201 | +0.4% |
| 1Q25 | 17,405 | -0.8% |
| 4Q24 | 16,967 | +2.5% |
| 3Q24 | 18,055 | -2.3% |
| 2Q24 | 18,134 | +8.8% |
| 1Q24 | 17,550 | +9.5% |
| 4Q23 | 16,560 | +15.3% |
| 3Q23 | 18,472 | +16.7% |
| 2Q23 | 16,671 | +8.4% |
| 1Q23 | 16,034 | +12.3% |
| 4Q22 | 14,367 | +14.0% |
| 3Q22 | 15,835 | +13.3% |
| 2Q22 | 15,376 | +12.7% |
| 1Q22 | 14,273 | +14.9% |
| 4Q21 | 12,602 | -3.8% |
| 3Q21 | 13,977 | -5.5% |
| 2Q21 | 13,640 | -7.0% |
| 1Q21 | 12,424 | -11.7% |
| 4Q20 | 13,106 | +2.3% |
| 3Q20 | 14,794 | +0.8% |
| 2Q20 | 14,665 | +0.5% |
| 1Q20 | 14,070 | +2.7% |
| 4Q19 | 12,812 | +2.3% |
| 3Q19 | 14,674 | +5.8% |
| 2Q19 | 14,588 | +4.5% |
| 1Q19 | 13,704 | +1.6% |
| 4Q18 | 12,528 | +1.0% |
| 3Q18 | 13,864 | +1.9% |
| 2Q18 | 13,959 | +3.6% |
| 1Q18 | 13,486 | +4.1% |
| 4Q17 | 12,398 | +1.4% |
| 3Q17 | 13,599 | +6.1% |
| 2Q17 | 13,479 | +5.5% |
| 1Q17 | 12,957 | +9.1% |
| 4Q16 | 12,226 | - |
| 3Q16 | 12,815 | - |
| 2Q16 | 12,773 | - |
| 1Q16 | 11,875 | - |