| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 16,009 | +5.3% |
| 3Q25 | 11,718 | +2.5% |
| 2Q25 | 12,425 | +4.9% |
| 1Q25 | 12,212 | +9.8% |
| 4Q24 | 15,201 | +20.7% |
| 3Q24 | 11,431 | -5.3% |
| 2Q24 | 11,847 | +1.6% |
| 1Q24 | 11,120 | -3.9% |
| 4Q23 | 12,591 | -7.6% |
| 3Q23 | 12,065 | -13.0% |
| 2Q23 | 11,662 | -11.2% |
| 1Q23 | 11,574 | -11.3% |
| 4Q22 | 13,628 | -3.1% |
| 3Q22 | 13,866 | +10.3% |
| 2Q22 | 13,126 | -0.3% |
| 1Q22 | 13,050 | +35.0% |
| 4Q21 | 14,058 | +18.2% |
| 3Q21 | 12,571 | +30.7% |
| 2Q21 | 13,167 | +41.4% |
| 1Q21 | 9,665 | +7.9% |
| 4Q20 | 11,894 | -2.5% |
| 3Q20 | 9,615 | -18.8% |
| 2Q20 | 9,313 | +1.2% |
| 1Q20 | 8,957 | -26.5% |
| 4Q19 | 12,194 | -8.2% |
| 3Q19 | 11,841 | -9.5% |
| 2Q19 | 9,203 | -36.6% |
| 1Q19 | 12,183 | +4.9% |
| 4Q18 | 13,279 | -6.6% |
| 3Q18 | 13,084 | +28.6% |
| 2Q18 | 14,513 | +4.2% |
| 1Q18 | 11,612 | +52.1% |
| 4Q17 | 14,210 | +39.7% |
| 1Q17 | 13,929 | +82.5% |
| 3Q17 | 10,172 | -1.1% |
| 2Q17 | 10,429 | - |
| 1Q17 | 7,634 | - |
| 4Q16 | 10,091 | - |
| 3Q16 | 10,281 | - |