| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 7,057 | -1.6% |
| 3Q25 | 5,758 | +7.2% |
| 2Q25 | 5,812 | +9.5% |
| 1Q25 | 7,417 | +8.7% |
| 4Q24 | 7,171 | +21.8% |
| 3Q24 | 5,373 | -11.4% |
| 2Q24 | 5,310 | -8.4% |
| 1Q24 | 6,824 | -0.4% |
| 4Q23 | 5,888 | +5.4% |
| 3Q23 | 6,063 | +32.9% |
| 2Q23 | 5,800 | +18.7% |
| 1Q23 | 6,850 | +8.2% |
| 4Q22 | 5,585 | -4.5% |
| 3Q22 | 4,562 | +11.3% |
| 2Q22 | 4,885 | -7.0% |
| 1Q22 | 6,332 | -22.7% |
| 4Q21 | 5,850 | +12.3% |
| 3Q21 | 4,099 | -16.8% |
| 2Q21 | 5,252 | -0.5% |
| 1Q21 | 8,189 | -8.8% |
| 4Q20 | 5,208 | -22.2% |
| 3Q20 | 4,929 | -16.8% |
| 2Q20 | 5,278 | -5.7% |
| 1Q20 | 8,976 | -8.2% |
| 4Q19 | 6,692 | -4.6% |
| 3Q19 | 5,922 | +6.0% |
| 2Q19 | 5,598 | -7.3% |
| 1Q19 | 9,774 | -1.0% |
| 4Q18 | 7,015 | +0.6% |
| 3Q18 | 5,589 | -8.9% |
| 2Q18 | 6,037 | -6.8% |
| 1Q18 | 9,873 | -2.4% |
| 4Q17 | 6,976 | -10.3% |
| 3Q17 | 6,136 | -5.2% |
| 2Q17 | 6,480 | -3.2% |
| 1Q17 | 10,119 | +7.9% |
| 4Q16 | 7,773 | -10.7% |
| 3Q16 | 6,475 | -13.8% |
| 2Q16 | 6,693 | - |
| 1Q16 | 9,381 | - |
| 4Q15 | 8,709 | - |
| 3Q15 | 7,511 | - |