| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 12,508 | -2.9% |
| 2Q26 | 11,841 | -5.1% |
| 1Q26 | 12,039 | +1.9% |
| 4Q25 | 11,685 | +3.9% |
| 3Q25 | 12,883 | +9.5% |
| 2Q25 | 12,476 | +15.4% |
| 1Q25 | 11,809 | +9.7% |
| 4Q24 | 11,250 | +7.9% |
| 3Q24 | 11,764 | +0.9% |
| 2Q24 | 10,811 | +13.3% |
| 1Q24 | 10,765 | +16.5% |
| 4Q23 | 10,422 | +16.6% |
| 3Q23 | 11,660 | +30.3% |
| 2Q23 | 9,544 | +14.9% |
| 1Q23 | 9,238 | +8.5% |
| 4Q22 | 8,937 | +19.2% |
| 3Q22 | 8,946 | +8.4% |
| 2Q22 | 8,307 | +6.9% |
| 1Q22 | 8,512 | +7.4% |
| 4Q21 | 7,499 | -11.6% |
| 3Q21 | 8,256 | +0.3% |
| 2Q21 | 7,774 | -1.1% |
| 1Q21 | 7,929 | +6.8% |
| 4Q20 | 8,484 | +25.9% |
| 3Q20 | 8,228 | +12.1% |
| 2Q20 | 7,859 | +17.3% |
| 1Q20 | 7,425 | +14.0% |
| 4Q19 | 6,739 | +10.5% |
| 3Q19 | 7,340 | +3.8% |
| 2Q19 | 6,699 | +5.6% |
| 1Q19 | 6,515 | +7.1% |
| 4Q18 | 6,097 | 0.0% |
| 3Q18 | 7,073 | +11.7% |
| 2Q18 | 6,343 | +13.4% |
| 1Q18 | 6,085 | -5.9% |
| 4Q17 | 6,096 | -3.8% |
| 3Q17 | 6,334 | -4.0% |
| 2Q17 | 5,595 | - |
| 1Q17 | 6,469 | - |
| 4Q16 | 6,339 | - |
| 3Q16 | 6,596 | - |