| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 1,961 | -2.4% |
| 4Q25 | 1,983 | -2.3% |
| 1Q25 | 2,009 | -0.1% |
| 4Q24 | 2,029 | +0.7% |
| 3Q24 | 1,957 | -6.6% |
| 2Q24 | 2,024 | -9.4% |
| 1Q24 | 2,012 | -8.7% |
| 4Q23 | 2,015 | -4.2% |
| 3Q23 | 2,095 | +4.7% |
| 2Q23 | 2,235 | +13.4% |
| 1Q23 | 2,204 | +18.9% |
| 4Q22 | 2,105 | +19.8% |
| 3Q22 | 2,001 | +29.5% |
| 2Q22 | 1,971 | +25.5% |
| 1Q22 | 1,854 | +22.0% |
| 4Q21 | 1,757 | +24.1% |
| 3Q21 | 1,545 | +17.9% |
| 2Q21 | 1,570 | +24.0% |
| 1Q21 | 1,519 | +29.3% |
| 4Q20 | 1,416 | +25.8% |
| 3Q20 | 1,310 | +23.4% |
| 2Q20 | 1,266 | +21.4% |
| 1Q20 | 1,174 | +12.3% |
| 4Q19 | 1,125 | +14.0% |
| 3Q19 | 1,061 | +10.8% |
| 2Q19 | 1,042 | +7.0% |
| 1Q19 | 1,045 | +13.7% |
| 4Q18 | 987 | +9.4% |
| 3Q18 | 957 | +14.0% |
| 2Q18 | 974 | +16.0% |
| 1Q18 | 920 | +25.8% |
| 4Q17 | 902 | +32.0% |
| 3Q17 | 840 | +37.2% |
| 2Q17 | 840 | +34.7% |
| 1Q17 | 731 | +23.2% |
| 4Q16 | 683 | - |
| 3Q16 | 612 | - |
| 2Q16 | 623 | - |
| 1Q16 | 593 | - |