| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,276 | +4.7% |
| 2Q26 | 943 | -6.9% |
| 1Q26 | 1,084 | -24.1% |
| 4Q25 | 1,008 | -27.2% |
| 3Q25 | 1,218 | -26.9% |
| 2Q25 | 1,012 | -23.6% |
| 1Q25 | 1,428 | +2.8% |
| 4Q24 | 1,385 | +10.8% |
| 3Q24 | 1,665 | +12.3% |
| 2Q24 | 1,325 | +7.7% |
| 1Q24 | 1,390 | +11.7% |
| 4Q23 | 1,250 | +23.9% |
| 3Q23 | 1,483 | +15.9% |
| 2Q23 | 1,230 | +22.8% |
| 1Q23 | 1,244 | +27.9% |
| 4Q22 | 1,009 | +28.4% |
| 3Q22 | 1,280 | +19.8% |
| 2Q22 | 1,002 | +22.2% |
| 1Q22 | 972 | +149.1% |
| 4Q21 | 786 | -14.1% |
| 3Q21 | 1,068 | -9.3% |
| 2Q21 | 820 | -21.6% |
| 1Q21 | 390 | -64.5% |
| 4Q20 | 915 | -5.5% |
| 3Q20 | 1,178 | -8.3% |
| 2Q20 | 1,046 | -10.2% |
| 1Q20 | 1,100 | -4.8% |
| 4Q19 | 969 | -9.0% |
| 3Q19 | 1,284 | -3.3% |
| 2Q19 | 1,165 | +6.9% |
| 1Q19 | 1,155 | -2.8% |
| 4Q18 | 1,065 | +0.8% |
| 3Q18 | 1,329 | +1.4% |
| 2Q18 | 1,089 | -5.5% |
| 1Q18 | 1,189 | +3.4% |
| 4Q17 | 1,056 | -12.0% |
| 3Q17 | 1,310 | -1.4% |
| 2Q17 | 1,153 | - |
| 1Q17 | 1,150 | - |
| 4Q16 | 1,199 | - |
| 3Q16 | 1,329 | - |