| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 12,164 | -5.9% |
| 2Q26 | 10,223 | -9.0% |
| 1Q26 | 10,421 | -1.3% |
| 4Q25 | 12,418 | +0.7% |
| 3Q25 | 12,921 | +3.7% |
| 2Q25 | 11,230 | +3.1% |
| 1Q25 | 10,561 | -0.7% |
| 4Q24 | 12,332 | -2.4% |
| 3Q24 | 12,463 | -3.0% |
| 2Q24 | 10,892 | -2.2% |
| 1Q24 | 10,640 | +5.1% |
| 4Q23 | 12,629 | -2.7% |
| 3Q23 | 12,846 | +1.8% |
| 2Q23 | 11,134 | +2.2% |
| 1Q23 | 10,128 | -1.8% |
| 4Q22 | 12,977 | +1.1% |
| 3Q22 | 12,617 | -1.4% |
| 2Q22 | 10,895 | +1.0% |
| 1Q22 | 10,313 | +1.1% |
| 4Q21 | 12,840 | +1.9% |
| 3Q21 | 12,797 | -2.2% |
| 2Q21 | 10,783 | -12.7% |
| 1Q21 | 10,205 | -4.7% |
| 4Q20 | 12,596 | -2.6% |
| 3Q20 | 13,083 | -3.8% |
| 2Q20 | 12,353 | +8.0% |
| 1Q20 | 10,710 | +4.1% |
| 4Q19 | 12,936 | +0.9% |
| 3Q19 | 13,600 | +15.1% |
| 2Q19 | 11,436 | +12.1% |
| 1Q19 | 10,292 | +8.9% |
| 4Q18 | 12,826 | +4.8% |
| 3Q18 | 11,820 | +2.4% |
| 2Q18 | 10,201 | +3.3% |
| 1Q18 | 9,449 | +2.1% |
| 4Q17 | 12,241 | +5.1% |
| 3Q17 | 11,541 | -1.0% |
| 2Q17 | 9,877 | +1.5% |
| 1Q17 | 9,256 | +1.7% |
| 4Q16 | 11,642 | - |
| 3Q16 | 11,655 | - |
| 2Q16 | 9,735 | - |
| 1Q16 | 9,100 | - |