| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 2Q26 | 9,686 | +2.2% |
| 1Q26 | 9,095 | -4.0% |
| 4Q25 | 11,086 | +3.0% |
| 3Q25 | 8,759 | -6.1% |
| 2Q25 | 9,478 | -2.6% |
| 1Q25 | 9,477 | +2.2% |
| 4Q24 | 10,767 | -1.9% |
| 3Q24 | 9,326 | -19.5% |
| 2Q24 | 9,728 | -21.0% |
| 1Q24 | 9,273 | -10.3% |
| 4Q23 | 10,977 | +2.4% |
| 3Q23 | 11,591 | +15.7% |
| 2Q23 | 12,320 | +25.9% |
| 1Q23 | 10,343 | +7.2% |
| 4Q22 | 10,719 | +1.1% |
| 3Q22 | 10,017 | -5.4% |
| 2Q22 | 9,786 | -3.1% |
| 1Q22 | 9,647 | +9.3% |
| 4Q21 | 10,601 | +1.8% |
| 3Q21 | 10,587 | -9.4% |
| 2Q21 | 10,104 | -18.8% |
| 1Q21 | 8,827 | -25.8% |
| 4Q20 | 10,413 | -20.8% |
| 3Q20 | 11,690 | -7.6% |
| 2Q20 | 12,445 | +0.3% |
| 1Q20 | 11,889 | +1.0% |
| 4Q19 | 13,140 | +3.2% |
| 3Q19 | 12,649 | -1.6% |
| 2Q19 | 12,402 | -1.0% |
| 1Q19 | 11,771 | +4.1% |
| 4Q18 | 12,731 | -2.8% |
| 3Q18 | 12,859 | -1.7% |
| 2Q18 | 12,528 | -10.2% |
| 1Q18 | 11,311 | -6.5% |
| 4Q17 | 13,096 | -11.9% |
| 3Q17 | 13,079 | -18.1% |
| 2Q17 | 13,945 | - |
| 1Q17 | 12,091 | - |
| 4Q16 | 14,857 | - |
| 3Q16 | 15,970 | - |