| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 19,945 | +7.8% |
| 3Q25 | 13,818 | -13.1% |
| 2Q25 | 16,042 | +7.3% |
| 1Q25 | 15,005 | +12.2% |
| 4Q24 | 18,508 | +12.0% |
| 3Q24 | 15,897 | +14.0% |
| 2Q24 | 14,952 | +10.7% |
| 1Q24 | 13,378 | +14.9% |
| 4Q23 | 16,530 | +8.5% |
| 3Q23 | 13,944 | +18.5% |
| 2Q23 | 13,509 | +13.0% |
| 1Q23 | 11,647 | +4.3% |
| 4Q22 | 15,242 | +0.3% |
| 3Q22 | 11,764 | +11.3% |
| 2Q22 | 11,958 | +20.7% |
| 1Q22 | 11,162 | +15.4% |
| 4Q21 | 15,189 | -19.4% |
| 3Q21 | 10,571 | -9.4% |
| 2Q21 | 9,905 | -17.4% |
| 1Q21 | 9,672 | -11.3% |
| 4Q20 | 18,834 | +13.8% |
| 3Q20 | 11,662 | -3.2% |
| 2Q20 | 11,991 | -4.3% |
| 1Q20 | 10,901 | -19.8% |
| 4Q19 | 16,552 | +7.3% |
| 3Q19 | 12,045 | -5.0% |
| 2Q19 | 12,530 | -7.7% |
| 1Q19 | 13,600 | -2.9% |
| 4Q18 | 15,421 | +7.3% |
| 3Q18 | 12,683 | +0.8% |
| 2Q18 | 13,580 | +7.3% |
| 1Q18 | 14,004 | +3.4% |
| 4Q17 | 14,377 | -9.5% |
| 3Q17 | 12,585 | -4.4% |
| 2Q17 | 12,654 | - |
| 1Q17 | 13,539 | - |
| 4Q16 | 15,888 | - |
| 3Q16 | 13,163 | - |