| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 31,108 | +5.8% |
| 2Q26 | 25,272 | -5.9% |
| 1Q26 | 26,226 | -9.8% |
| 4Q25 | 27,739 | -8.6% |
| 3Q25 | 29,408 | -13.1% |
| 2Q25 | 26,845 | -0.8% |
| 1Q25 | 29,078 | -6.6% |
| 4Q24 | 30,358 | -15.2% |
| 3Q24 | 33,823 | +3.7% |
| 2Q24 | 27,064 | -26.4% |
| 1Q24 | 31,118 | +10.2% |
| 4Q23 | 35,788 | +25.7% |
| 3Q23 | 32,626 | +12.5% |
| 2Q23 | 36,758 | +45.1% |
| 1Q23 | 28,235 | +21.1% |
| 4Q22 | 28,462 | +14.5% |
| 3Q22 | 29,005 | +8.4% |
| 2Q22 | 25,329 | +31.3% |
| 1Q22 | 23,311 | +21.9% |
| 4Q21 | 24,858 | -10.4% |
| 3Q21 | 26,749 | +18.5% |
| 2Q21 | 19,296 | -29.8% |
| 1Q21 | 19,127 | -24.3% |
| 4Q20 | 27,749 | +14.3% |
| 3Q20 | 22,568 | -17.7% |
| 2Q20 | 27,490 | -6.6% |
| 1Q20 | 25,266 | -5.6% |
| 4Q19 | 24,272 | -14.4% |
| 3Q19 | 27,437 | -8.7% |
| 2Q19 | 29,426 | +7.8% |
| 1Q19 | 26,767 | +2.4% |
| 4Q18 | 28,340 | +5.4% |
| 3Q18 | 30,064 | +22.2% |
| 2Q18 | 27,285 | +32.3% |
| 1Q18 | 26,151 | +26.0% |
| 4Q17 | 26,886 | +28.9% |
| 3Q17 | 24,608 | -7.8% |
| 2Q17 | 20,627 | -29.7% |
| 1Q17 | 20,762 | -17.8% |
| 4Q16 | 20,854 | - |
| 3Q16 | 26,685 | - |
| 2Q16 | 29,331 | - |
| 1Q16 | 25,266 | - |