| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 3,147 | -9.6% |
| 2Q26 | 3,532 | -10.5% |
| 1Q26 | 3,392 | -19.5% |
| 4Q25 | 3,799 | +11.8% |
| 3Q25 | 3,482 | +4.1% |
| 2Q25 | 3,945 | +25.0% |
| 1Q25 | 4,213 | +34.4% |
| 4Q24 | 3,400 | +18.9% |
| 3Q24 | 3,344 | +32.6% |
| 2Q24 | 3,155 | +17.0% |
| 1Q24 | 3,135 | +36.5% |
| 4Q23 | 2,859 | +39.1% |
| 3Q23 | 2,522 | +34.7% |
| 2Q23 | 2,696 | +39.4% |
| 1Q23 | 2,296 | +12.8% |
| 4Q22 | 2,054 | -1.0% |
| 3Q22 | 1,872 | -7.6% |
| 2Q22 | 1,934 | -20.4% |
| 1Q22 | 2,036 | -7.8% |
| 4Q21 | 2,075 | -26.3% |
| 3Q21 | 2,026 | -21.7% |
| 2Q21 | 2,431 | -2.1% |
| 1Q21 | 2,208 | -15.4% |
| 4Q20 | 2,815 | +23.3% |
| 3Q20 | 2,588 | +6.9% |
| 2Q20 | 2,483 | +4.3% |
| 1Q20 | 2,610 | +23.2% |
| 4Q19 | 2,282 | +13.8% |
| 3Q19 | 2,421 | +10.6% |
| 2Q19 | 2,381 | +8.2% |
| 1Q19 | 2,117 | +1.4% |
| 4Q18 | 2,004 | +7.8% |
| 3Q18 | 2,190 | +15.1% |
| 2Q18 | 2,200 | +2.3% |
| 1Q18 | 2,089 | +0.8% |
| 4Q17 | 1,859 | -8.2% |
| 3Q17 | 1,902 | +3.4% |
| 2Q17 | 2,151 | - |
| 1Q17 | 2,073 | - |
| 4Q16 | 2,025 | - |
| 3Q16 | 1,840 | - |