| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 21,353 | -1.8% |
| 1Q26 | 19,842 | +3.1% |
| 4Q25 | 23,909 | +3.6% |
| 3Q25 | 23,506 | +5.6% |
| 2Q25 | 21,754 | +4.2% |
| 1Q25 | 19,243 | -1.0% |
| 4Q24 | 23,073 | -9.2% |
| 3Q24 | 22,262 | -1.3% |
| 2Q24 | 20,868 | -2.6% |
| 1Q24 | 19,443 | +4.7% |
| 4Q23 | 25,405 | +17.5% |
| 3Q23 | 22,550 | +12.3% |
| 2Q23 | 21,419 | +13.1% |
| 1Q23 | 18,572 | +15.7% |
| 4Q22 | 21,625 | -30.9% |
| 3Q22 | 20,083 | +32.8% |
| 2Q22 | 18,936 | +5.2% |
| 1Q22 | 16,053 | +10.5% |
| 4Q21 | 31,297 | -11.0% |
| 3Q21 | 15,118 | -5.5% |
| 2Q21 | 17,998 | -23.2% |
| 1Q21 | 14,527 | +13.0% |
| 4Q20 | 35,167 | +6.0% |
| 3Q20 | 16,000 | -2.1% |
| 2Q20 | 23,431 | +10.0% |
| 1Q20 | 12,856 | -4.9% |
| 4Q19 | 33,163 | +0.9% |
| 3Q19 | 16,349 | -0.1% |
| 2Q19 | 21,309 | +2.9% |
| 1Q19 | 13,512 | +0.3% |
| 4Q18 | 32,877 | +8.7% |
| 3Q18 | 16,358 | +9.3% |
| 2Q18 | 20,705 | +1.5% |
| 1Q18 | 13,478 | +3.4% |
| 4Q17 | 30,247 | -1.2% |
| 3Q17 | 14,969 | -8.1% |
| 2Q17 | 20,406 | - |
| 1Q17 | 13,035 | - |
| 4Q16 | 30,618 | - |
| 3Q16 | 16,295 | - |