| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 16,590 | +0.1% |
| 1Q26 | 15,265 | +1.8% |
| 4Q25 | 15,978 | +3.1% |
| 3Q25 | 16,197 | +4.4% |
| 2Q25 | 16,566 | +10.9% |
| 1Q25 | 15,002 | +2.9% |
| 4Q24 | 15,492 | -5.6% |
| 3Q24 | 15,521 | -11.5% |
| 2Q24 | 14,942 | -12.5% |
| 1Q24 | 14,585 | -13.3% |
| 4Q23 | 16,406 | -1.6% |
| 3Q23 | 17,538 | +10.5% |
| 2Q23 | 17,085 | +9.1% |
| 1Q23 | 16,830 | +17.4% |
| 4Q22 | 16,671 | +11.6% |
| 3Q22 | 15,878 | +12.1% |
| 2Q22 | 15,661 | +21.8% |
| 1Q22 | 14,334 | +20.2% |
| 4Q21 | 14,936 | +7.2% |
| 3Q21 | 14,163 | 0.0% |
| 2Q21 | 12,857 | -13.8% |
| 1Q21 | 11,928 | -14.9% |
| 4Q20 | 13,933 | -7.4% |
| 3Q20 | 14,159 | -13.3% |
| 2Q20 | 14,911 | -3.5% |
| 1Q20 | 14,011 | -8.3% |
| 4Q19 | 15,052 | -3.1% |
| 3Q19 | 16,334 | +0.1% |
| 2Q19 | 15,450 | -1.5% |
| 1Q19 | 15,287 | +2.3% |
| 4Q18 | 15,528 | +2.3% |
| 3Q18 | 16,322 | +9.5% |
| 2Q18 | 15,684 | +7.4% |
| 1Q18 | 14,944 | +3.7% |
| 4Q17 | 15,179 | +0.6% |
| 3Q17 | 14,906 | -8.3% |
| 2Q17 | 14,609 | -7.5% |
| 1Q17 | 14,417 | -7.7% |
| 4Q16 | 15,082 | - |
| 3Q16 | 16,260 | - |
| 2Q16 | 15,801 | - |
| 1Q16 | 15,614 | - |