| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,847 | +3.7% |
| 4Q25 | 1,832 | +1.7% |
| 3Q25 | 1,858 | +0.5% |
| 2Q25 | 2,090 | -5.0% |
| 1Q25 | 1,781 | -2.7% |
| 4Q24 | 1,801 | -5.4% |
| 3Q24 | 1,849 | -2.7% |
| 2Q24 | 2,201 | -1.0% |
| 1Q24 | 1,830 | -0.8% |
| 4Q23 | 1,904 | +7.5% |
| 3Q23 | 1,899 | +23.1% |
| 2Q22 | 2,222 | +14.2% |
| 1Q23 | 1,844 | +8.7% |
| 4Q22 | 1,770 | +3.7% |
| 3Q22 | 1,544 | +0.2% |
| 2Q21 | 1,945 | -7.7% |
| 1Q22 | 1,697 | +5.9% |
| 4Q21 | 1,707 | +6.9% |
| 3Q21 | 1,541 | -17.6% |
| 1Q21 | 1,602 | -14.0% |
| 4Q20 | 1,596 | -15.7% |
| 3Q20 | 1,871 | -1.9% |
| 2Q20 | 2,107 | +4.5% |
| 1Q20 | 1,862 | +2.4% |
| 4Q19 | 1,893 | +3.7% |
| 3Q19 | 1,907 | +0.5% |
| 2Q19 | 2,015 | -1.4% |
| 1Q19 | 1,819 | -1.8% |
| 4Q18 | 1,825 | -1.7% |
| 3Q18 | 1,898 | -2.1% |
| 2Q18 | 2,044 | -2.4% |
| 1Q18 | 1,852 | -0.0% |
| 4Q17 | 1,857 | +1.0% |
| 3Q17 | 1,938 | +4.6% |
| 2Q17 | 2,095 | +8.4% |
| 1Q17 | 1,852 | +9.4% |
| 4Q16 | 1,838 | - |
| 3Q16 | 1,854 | - |
| 2Q16 | 1,932 | - |
| 1Q16 | 1,693 | - |