| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 26,993 | -4.2% |
| 2Q26 | 28,383 | +21.2% |
| 1Q26 | 28,400 | +15.2% |
| 4Q25 | 34,207 | +0.4% |
| 3Q25 | 28,180 | +1.9% |
| 2Q25 | 23,412 | -9.2% |
| 1Q25 | 24,650 | +3.3% |
| 4Q24 | 34,086 | +22.0% |
| 3Q24 | 27,667 | +6.4% |
| 2Q24 | 25,788 | -3.6% |
| 1Q24 | 23,857 | +22.0% |
| 4Q23 | 27,947 | +1.4% |
| 3Q23 | 26,015 | +2.7% |
| 2Q23 | 26,747 | +42.4% |
| 1Q23 | 19,556 | -10.3% |
| 4Q22 | 27,564 | +29.9% |
| 3Q22 | 25,335 | +18.2% |
| 2Q22 | 18,789 | -32.0% |
| 1Q22 | 21,811 | -13.2% |
| 4Q21 | 21,217 | -41.3% |
| 3Q21 | 21,430 | -34.6% |
| 2Q21 | 27,634 | -4.3% |
| 1Q21 | 25,125 | +7.9% |
| 4Q20 | 36,126 | +11.9% |
| 3Q20 | 32,768 | -1.9% |
| 2Q20 | 28,871 | +20.5% |
| 1Q20 | 23,277 | -12.9% |
| 4Q19 | 32,285 | +19.1% |
| 3Q19 | 33,413 | +16.3% |
| 2Q19 | 23,955 | -16.7% |
| 1Q19 | 26,735 | -7.1% |
| 4Q18 | 27,107 | -22.5% |
| 3Q18 | 28,722 | +17.8% |
| 2Q18 | 28,760 | +29.2% |
| 1Q18 | 28,779 | +43.5% |
| 4Q17 | 34,989 | +38.8% |
| 3Q17 | 24,383 | -6.4% |
| 2Q17 | 22,254 | -15.9% |
| 1Q17 | 20,052 | -26.8% |
| 4Q16 | 25,204 | - |
| 3Q16 | 26,064 | - |
| 2Q16 | 26,476 | - |
| 1Q16 | 27,400 | - |