| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 888 | +7.6% |
| 1Q26 | 879 | +6.9% |
| 4Q25 | 873 | +9.9% |
| 3Q25 | 856 | +5.5% |
| 2Q25 | 826 | +6.0% |
| 1Q25 | 823 | +2.1% |
| 4Q24 | 794 | +4.6% |
| 3Q24 | 812 | +3.1% |
| 2Q24 | 779 | +18.5% |
| 1Q24 | 805 | +16.8% |
| 4Q23 | 759 | +52.4% |
| 3Q23 | 787 | +37.2% |
| 2Q23 | 657 | +169.3% |
| 1Q23 | 690 | +122.1% |
| 4Q22 | 498 | +20.3% |
| 3Q22 | 574 | -6.9% |
| 2Q22 | 244 | -55.8% |
| 1Q22 | 310 | -19.6% |
| 4Q21 | 414 | -54.5% |
| 3Q21 | 617 | -41.0% |
| 2Q21 | 552 | -44.8% |
| 1Q21 | 386 | -63.3% |
| 4Q20 | 910 | -10.8% |
| 3Q20 | 1,045 | -1.3% |
| 2Q20 | 1,001 | +3.4% |
| 1Q20 | 1,054 | +0.1% |
| 4Q19 | 1,020 | -1.9% |
| 3Q19 | 1,058 | -0.7% |
| 2Q19 | 969 | -3.0% |
| 1Q19 | 1,053 | -0.2% |
| 4Q18 | 1,039 | -2.9% |
| 3Q18 | 1,065 | -4.0% |
| 2Q18 | 999 | -5.1% |
| 1Q18 | 1,055 | -7.0% |
| 4Q17 | 1,069 | +0.9% |
| 3Q17 | 1,110 | +2.9% |
| 2Q17 | 1,053 | - |
| 1Q17 | 1,135 | - |
| 4Q16 | 1,059 | - |
| 3Q16 | 1,079 | - |