| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 62,415 | +2.9% |
| 3Q25 | 56,835 | +2.9% |
| 2Q25 | 56,704 | -1.5% |
| 1Q25 | 52,216 | +2.9% |
| 4Q24 | 60,627 | +5.6% |
| 3Q24 | 55,229 | -4.3% |
| 2Q24 | 57,570 | +3.9% |
| 1Q24 | 50,733 | -1.7% |
| 4Q23 | 57,420 | +1.1% |
| 3Q23 | 57,716 | +3.0% |
| 2Q23 | 55,428 | +1.4% |
| 1Q23 | 51,603 | +8.1% |
| 4Q22 | 56,787 | +7.6% |
| 3Q22 | 56,058 | +17.9% |
| 2Q22 | 54,685 | +19.8% |
| 1Q22 | 47,732 | +15.9% |
| 4Q21 | 52,764 | +12.1% |
| 3Q21 | 47,534 | +5.8% |
| 2Q21 | 45,638 | +6.4% |
| 1Q21 | 41,192 | +1.5% |
| 4Q20 | 47,049 | - |
| 3Q20 | 44,923 | - |
| 2Q20 | 42,903 | - |
| 1Q20 | 40,603 | - |
| 4Q17 | 45,862 | +7.0% |
| 3Q17 | 44,830 | +7.5% |
| 2Q17 | 42,881 | +5.8% |
| 1Q17 | 37,687 | +2.1% |
| 4Q16 | 42,875 | -1.8% |
| 3Q16 | 41,719 | +4.3% |
| 2Q16 | 40,546 | - |
| 1Q16 | 36,914 | - |
| 4Q15 | 43,666 | - |
| 3Q15 | 39,998 | - |