| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 31,864 | +4.7% |
| 2Q26 | 30,617 | +4.2% |
| 1Q26 | 32,007 | +4.3% |
| 4Q25 | 30,407 | +3.9% |
| 3Q25 | 30,426 | +3.0% |
| 2Q25 | 29,389 | +20.8% |
| 1Q25 | 30,674 | +21.0% |
| 4Q24 | 29,278 | +12.0% |
| 3Q24 | 29,529 | +12.2% |
| 2Q24 | 24,324 | +1.1% |
| 1Q24 | 25,347 | +7.9% |
| 4Q23 | 26,132 | +11.4% |
| 3Q23 | 26,319 | +5.9% |
| 2Q23 | 24,056 | +6.2% |
| 1Q23 | 23,494 | +2.3% |
| 4Q22 | 23,461 | +3.2% |
| 3Q22 | 24,846 | +7.8% |
| 2Q22 | 22,642 | +9.1% |
| 1Q22 | 22,961 | +8.1% |
| 4Q21 | 22,729 | +4.8% |
| 3Q21 | 23,058 | +17.6% |
| 2Q21 | 20,762 | +16.2% |
| 1Q21 | 21,242 | +23.1% |
| 4Q20 | 21,681 | +24.2% |
| 3Q20 | 19,601 | +11.8% |
| 2Q20 | 17,867 | +9.9% |
| 1Q20 | 17,258 | +6.1% |
| 4Q19 | 17,458 | +12.1% |
| 3Q19 | 17,537 | +12.3% |
| 2Q19 | 16,255 | +4.4% |
| 1Q19 | 16,269 | +5.5% |
| 4Q18 | 15,578 | -1.0% |
| 3Q18 | 15,622 | +0.8% |
| 2Q18 | 15,576 | +3.4% |
| 1Q18 | 15,424 | +4.1% |
| 4Q17 | 15,731 | -0.2% |
| 3Q17 | 15,493 | +7.5% |
| 2Q17 | 15,065 | - |
| 1Q17 | 14,815 | - |
| 4Q16 | 15,770 | - |
| 3Q16 | 14,415 | - |