| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 19,081 | +0.4% |
| 2Q26 | 18,852 | +2.9% |
| 1Q26 | 19,008 | +3.2% |
| 4Q25 | 18,803 | +4.3% |
| 3Q25 | 19,008 | +6.2% |
| 2Q25 | 18,324 | +4.5% |
| 1Q25 | 18,412 | +3.2% |
| 4Q24 | 18,031 | +2.6% |
| 3Q24 | 17,894 | +2.9% |
| 2Q24 | 17,543 | +3.9% |
| 1Q24 | 17,846 | +5.3% |
| 4Q23 | 17,573 | +6.6% |
| 3Q23 | 17,385 | +6.4% |
| 2Q23 | 16,886 | +7.0% |
| 1Q23 | 16,952 | +6.6% |
| 4Q22 | 16,478 | +0.7% |
| 3Q22 | 16,342 | +3.0% |
| 2Q22 | 15,775 | +1.8% |
| 1Q22 | 15,896 | +4.3% |
| 4Q21 | 16,360 | +3.2% |
| 3Q21 | 15,862 | +0.2% |
| 2Q21 | 15,494 | -0.8% |
| 1Q21 | 15,235 | +0.1% |
| 4Q20 | 15,858 | +3.0% |
| 3Q20 | 15,826 | +1.0% |
| 2Q20 | 15,619 | +3.9% |
| 1Q20 | 15,227 | +1.1% |
| 4Q19 | 15,403 | +4.8% |
| 3Q19 | 15,670 | +7.9% |
| 2Q19 | 15,037 | +9.5% |
| 1Q19 | 15,063 | +7.6% |
| 4Q18 | 14,692 | +4.0% |
| 3Q18 | 14,519 | +7.1% |
| 2Q18 | 13,727 | +4.3% |
| 1Q18 | 13,997 | +6.8% |
| 4Q17 | 14,122 | +5.9% |
| 3Q17 | 13,553 | +7.4% |
| 2Q17 | 13,163 | - |
| 1Q17 | 13,108 | - |
| 4Q16 | 13,330 | - |
| 3Q16 | 12,617 | - |