| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,970 | +0.7% |
| 3Q25 | 3,858 | +16.8% |
| 2Q25 | 3,490 | +5.5% |
| 1Q25 | 2,873 | +12.3% |
| 4Q24 | 3,944 | -4.5% |
| 3Q24 | 3,303 | +8.5% |
| 2Q24 | 3,309 | +5.0% |
| 1Q24 | 2,559 | +1.2% |
| 4Q23 | 4,130 | +0.7% |
| 3Q23 | 3,043 | -14.4% |
| 2Q23 | 3,152 | -5.0% |
| 1Q23 | 2,528 | -19.1% |
| 4Q22 | 4,102 | -14.4% |
| 3Q22 | 3,555 | -30.6% |
| 2Q22 | 3,316 | -15.5% |
| 1Q22 | 3,124 | -11.2% |
| 4Q21 | 4,790 | +6.4% |
| 3Q21 | 5,119 | +11.2% |
| 2Q21 | 3,925 | -17.2% |
| 1Q21 | 3,519 | -13.9% |
| 4Q20 | 4,501 | -12.8% |
| 3Q20 | 4,603 | -18.4% |
| 2Q20 | 4,739 | -13.0% |
| 1Q20 | 4,086 | -14.6% |
| 4Q19 | 5,161 | -16.7% |
| 3Q19 | 5,644 | -21.1% |
| 2Q19 | 5,446 | +6.6% |
| 1Q19 | 4,786 | -0.3% |
| 4Q18 | 6,196 | +8.1% |
| 3Q18 | 7,156 | +17.4% |
| 2Q18 | 5,111 | -18.9% |
| 1Q18 | 4,798 | -0.8% |
| 4Q17 | 5,731 | +0.2% |
| 3Q17 | 6,095 | -5.2% |
| 2Q17 | 6,306 | +1.1% |
| 1Q17 | 4,835 | +8.5% |
| 4Q16 | 5,720 | - |
| 3Q16 | 6,427 | - |
| 2Q16 | 6,236 | - |
| 1Q16 | 4,457 | - |