| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 8,761 | -1.2% |
| 2Q26 | 8,865 | -0.6% |
| 1Q26 | 8,795 | +2.6% |
| 4Q25 | 9,020 | +3.2% |
| 3Q25 | 8,863 | -0.7% |
| 2Q25 | 8,915 | +5.4% |
| 1Q25 | 8,575 | +1.8% |
| 4Q24 | 8,743 | +4.8% |
| 3Q24 | 8,928 | +0.8% |
| 2Q24 | 8,461 | -4.2% |
| 1Q24 | 8,426 | +1.2% |
| 4Q23 | 8,347 | +2.6% |
| 3Q23 | 8,858 | +12.6% |
| 2Q23 | 8,828 | +12.7% |
| 1Q23 | 8,327 | +8.0% |
| 4Q22 | 8,131 | +7.5% |
| 3Q22 | 7,868 | +7.9% |
| 2Q22 | 7,832 | +13.1% |
| 1Q22 | 7,713 | +4.3% |
| 4Q21 | 7,561 | -8.9% |
| 3Q21 | 7,292 | -12.4% |
| 2Q21 | 6,925 | -19.8% |
| 1Q21 | 7,394 | -8.2% |
| 4Q20 | 8,295 | -1.7% |
| 3Q20 | 8,329 | +1.3% |
| 2Q20 | 8,634 | +3.9% |
| 1Q20 | 8,050 | +0.6% |
| 4Q19 | 8,436 | +0.7% |
| 3Q19 | 8,220 | +1.5% |
| 2Q19 | 8,307 | +1.3% |
| 1Q19 | 8,004 | +2.3% |
| 4Q18 | 8,373 | +2.6% |
| 3Q18 | 8,100 | -1.3% |
| 2Q18 | 8,197 | +0.4% |
| 1Q18 | 7,827 | +0.1% |
| 4Q17 | 8,163 | -2.6% |
| 3Q17 | 8,209 | -3.8% |
| 2Q17 | 8,167 | -4.8% |
| 1Q17 | 7,818 | -4.0% |
| 4Q16 | 8,381 | - |
| 3Q16 | 8,534 | - |
| 2Q16 | 8,580 | - |
| 1Q16 | 8,147 | - |