| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 11,085 | +2.6% |
| 2Q26 | 11,293 | +6.5% |
| 1Q26 | 10,912 | +6.9% |
| 4Q25 | 9,548 | -1.4% |
| 3Q25 | 10,805 | +2.2% |
| 2Q25 | 10,604 | -0.2% |
| 1Q25 | 10,212 | -5.1% |
| 4Q24 | 9,686 | -4.4% |
| 3Q24 | 10,571 | -5.9% |
| 2Q24 | 10,620 | -5.7% |
| 1Q24 | 10,764 | -2.5% |
| 4Q23 | 10,128 | -22.7% |
| 3Q23 | 11,238 | -19.8% |
| 2Q23 | 11,259 | -21.5% |
| 1Q23 | 11,041 | -23.8% |
| 4Q22 | 13,103 | +6.8% |
| 3Q22 | 14,013 | +2.4% |
| 2Q22 | 14,339 | +0.9% |
| 1Q22 | 14,499 | +10.1% |
| 4Q21 | 12,270 | -5.5% |
| 3Q21 | 13,688 | -8.2% |
| 2Q21 | 14,207 | -8.4% |
| 1Q21 | 13,174 | -16.3% |
| 4Q20 | 12,988 | +1.6% |
| 3Q20 | 14,908 | +2.0% |
| 2Q20 | 15,515 | +4.2% |
| 1Q20 | 15,737 | +4.1% |
| 4Q19 | 12,783 | -0.1% |
| 3Q19 | 14,615 | +1.2% |
| 2Q19 | 14,892 | +2.0% |
| 1Q19 | 15,116 | +2.5% |
| 4Q18 | 12,802 | +1.2% |
| 3Q18 | 14,436 | +1.2% |
| 2Q18 | 14,594 | +1.0% |
| 1Q18 | 14,741 | -2.5% |
| 4Q17 | 12,653 | -0.1% |
| 3Q17 | 14,264 | -2.5% |
| 2Q17 | 14,449 | - |
| 1Q17 | 15,113 | - |
| 4Q16 | 12,660 | - |
| 3Q16 | 14,623 | - |