| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 1,343 | +3.2% |
| 2Q26 | 1,357 | +7.7% |
| 1Q26 | 1,225 | +15.1% |
| 4Q25 | 1,099 | +2.1% |
| 3Q25 | 1,302 | +3.7% |
| 2Q25 | 1,260 | +8.7% |
| 1Q25 | 1,065 | +0.1% |
| 4Q24 | 1,076 | +3.5% |
| 3Q24 | 1,256 | +2.2% |
| 2Q24 | 1,159 | +12.4% |
| 1Q24 | 1,064 | +7.9% |
| 4Q23 | 1,040 | +52.6% |
| 3Q23 | 1,229 | - |
| 2Q23 | 1,031 | - |
| 1Q23 | 986 | +9.0% |
| 4Q22 | 682 | -39.9% |
| 1Q22 | 904 | -13.1% |
| 4Q21 | 1,135 | -30.6% |
| 3Q21 | 1,275 | - |
| 2Q21 | 1,236 | -13.8% |
| 1Q21 | 1,041 | -11.4% |
| 4Q20 | 1,635 | +22.7% |
| 2Q20 | 1,434 | +20.7% |
| 1Q20 | 1,174 | +0.8% |
| 4Q19 | 1,332 | +20.2% |
| 3Q19 | 1,233 | -0.8% |
| 2Q19 | 1,188 | +0.5% |
| 1Q19 | 1,165 | +7.2% |
| 4Q18 | 1,109 | +4.4% |
| 3Q18 | 1,243 | +11.6% |
| 2Q18 | 1,182 | +10.7% |
| 1Q18 | 1,087 | +8.4% |
| 4Q17 | 1,062 | -3.5% |
| 3Q17 | 1,114 | -4.6% |
| 2Q17 | 1,068 | - |
| 1Q17 | 1,003 | - |
| 4Q16 | 1,101 | - |
| 3Q16 | 1,167 | - |