| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 7,996 | +12.0% |
| 3Q25 | 7,567 | +3.4% |
| 2Q25 | 7,725 | +7.2% |
| 1Q25 | 7,197 | +8.0% |
| 4Q24 | 7,141 | +6.4% |
| 3Q24 | 7,315 | +12.1% |
| 2Q24 | 7,206 | +17.6% |
| 1Q24 | 6,667 | +8.4% |
| 4Q23 | 6,713 | +7.0% |
| 3Q23 | 6,523 | +8.7% |
| 2Q23 | 6,128 | +4.8% |
| 1Q23 | 6,153 | +3.4% |
| 4Q22 | 6,274 | +4.4% |
| 3Q22 | 5,999 | -1.8% |
| 2Q22 | 5,846 | -2.8% |
| 1Q22 | 5,951 | +5.9% |
| 4Q21 | 6,010 | -13.5% |
| 3Q21 | 6,108 | -7.1% |
| 2Q21 | 6,017 | -11.1% |
| 1Q21 | 5,618 | -15.5% |
| 4Q20 | 6,950 | +0.4% |
| 3Q20 | 6,574 | -6.5% |
| 2Q20 | 6,767 | -1.2% |
| 1Q20 | 6,650 | -0.9% |
| 4Q19 | 6,926 | +0.3% |
| 3Q19 | 7,032 | +7.3% |
| 2Q19 | 6,846 | +4.6% |
| 1Q19 | 6,708 | +2.1% |
| 4Q18 | 6,908 | - |
| 3Q18 | 6,551 | +9.6% |
| 2Q18 | 6,543 | +7.3% |
| 1Q18 | 6,570 | +7.7% |
| 2Q17 | 5,980 | +1.1% |
| 1Q17 | 6,097 | -0.2% |
| 4Q16 | 6,102 | - |
| 3Q16 | 6,197 | - |
| 2Q16 | 5,917 | - |
| 1Q16 | 6,111 | - |