| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 12,973 | +2.4% |
| 3Q25 | 12,499 | +2.4% |
| 2Q25 | 11,583 | +6.1% |
| 1Q25 | 10,989 | +1.3% |
| 4Q24 | 12,670 | -13.9% |
| 3Q24 | 12,212 | -15.5% |
| 2Q24 | 10,914 | -22.3% |
| 1Q24 | 10,850 | -20.7% |
| 4Q23 | 14,709 | -1.6% |
| 3Q23 | 14,448 | -1.7% |
| 2Q23 | 14,044 | +2.3% |
| 1Q23 | 13,674 | +6.5% |
| 4Q22 | 14,946 | +15.9% |
| 3Q22 | 14,692 | +26.8% |
| 2Q22 | 13,726 | +21.2% |
| 1Q22 | 12,835 | +17.9% |
| 4Q21 | 12,892 | +10.4% |
| 3Q21 | 11,586 | +3.8% |
| 2Q21 | 11,326 | -1.8% |
| 1Q21 | 10,885 | -2.3% |
| 4Q20 | 11,681 | -2.8% |
| 3Q20 | 11,161 | -6.9% |
| 2Q20 | 11,530 | -1.4% |
| 1Q20 | 11,137 | -0.7% |
| 4Q19 | 12,015 | -4.5% |
| 3Q19 | 11,983 | +1.0% |
| 2Q19 | 11,697 | +0.5% |
| 1Q19 | 11,217 | +5.8% |
| 4Q18 | 12,582 | +7.9% |
| 3Q18 | 11,861 | +3.3% |
| 2Q18 | 11,635 | +4.9% |
| 1Q18 | 10,599 | +9.7% |
| 4Q17 | 11,661 | +11.6% |
| 3Q17 | 11,478 | -9.4% |
| 2Q17 | 11,094 | -2.3% |
| 1Q17 | 9,662 | -12.7% |
| 4Q16 | 10,449 | -18.9% |
| 3Q16 | 12,671 | -1.6% |
| 2Q16 | 11,358 | - |
| 1Q16 | 11,070 | - |
| 4Q15 | 12,891 | - |
| 3Q15 | 12,874 | - |