| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 933 | -5.1% |
| 1Q26 | 992 | +15.3% |
| 4Q25 | 897 | -4.3% |
| 3Q25 | 836 | -14.2% |
| 2Q25 | 984 | -10.0% |
| 1Q25 | 861 | -24.5% |
| 4Q24 | 937 | -36.5% |
| 3Q24 | 974 | -6.4% |
| 2Q24 | 1,093 | -24.6% |
| 1Q24 | 1,140 | -6.9% |
| 4Q23 | 1,475 | +17.5% |
| 3Q23 | 1,040 | -46.6% |
| 2Q23 | 1,450 | -6.6% |
| 1Q23 | 1,224 | -2.8% |
| 4Q22 | 1,255 | -22.3% |
| 3Q22 | 1,949 | +84.5% |
| 2Q22 | 1,552 | +40.5% |
| 1Q22 | 1,259 | -23.8% |
| 4Q21 | 1,616 | +21.0% |
| 3Q21 | 1,056 | -32.4% |
| 2Q21 | 1,104 | -35.9% |
| 1Q21 | 1,652 | -11.4% |
| 4Q20 | 1,335 | -7.3% |
| 3Q20 | 1,563 | +21.0% |
| 2Q20 | 1,722 | +50.3% |
| 1Q20 | 1,866 | +50.4% |
| 4Q19 | 1,440 | +61.2% |
| 3Q19 | 1,291 | +14.6% |
| 2Q19 | 1,146 | -5.0% |
| 1Q19 | 1,240 | -11.2% |
| 4Q18 | 893 | -30.3% |
| 3Q18 | 1,126 | -23.1% |
| 2Q18 | 1,206 | -23.5% |
| 1Q18 | 1,396 | -12.7% |
| 4Q17 | 1,282 | -37.1% |
| 3Q17 | 1,465 | -26.9% |
| 2Q17 | 1,577 | - |
| 1Q17 | 1,599 | - |
| 4Q16 | 2,039 | - |
| 3Q16 | 2,003 | - |