| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 30,596 | +7.7% |
| 2Q26 | 32,782 | +0.5% |
| 1Q26 | 27,007 | -1.3% |
| 4Q25 | 32,037 | -1.7% |
| 3Q25 | 28,405 | -16.6% |
| 2Q25 | 32,632 | -20.2% |
| 1Q25 | 27,358 | -25.7% |
| 4Q24 | 32,601 | -25.2% |
| 3Q24 | 34,071 | -16.4% |
| 2Q24 | 40,871 | +3.8% |
| 1Q24 | 36,817 | +7.5% |
| 4Q23 | 43,604 | +9.5% |
| 3Q23 | 40,747 | +21.3% |
| 2Q23 | 39,383 | +20.0% |
| 1Q23 | 34,240 | +16.4% |
| 4Q22 | 39,826 | +9.6% |
| 3Q22 | 33,587 | +15.3% |
| 2Q22 | 32,818 | +8.4% |
| 1Q22 | 29,411 | +18.5% |
| 4Q21 | 36,332 | +6.8% |
| 3Q21 | 29,120 | +0.8% |
| 2Q21 | 30,272 | -6.9% |
| 1Q21 | 24,821 | -11.7% |
| 4Q20 | 34,003 | +1.6% |
| 3Q20 | 28,895 | -9.9% |
| 2Q20 | 32,521 | -2.5% |
| 1Q20 | 28,102 | -6.9% |
| 4Q19 | 33,453 | -11.7% |
| 3Q19 | 32,084 | -1.5% |
| 2Q19 | 33,357 | +5.1% |
| 1Q19 | 30,198 | +9.1% |
| 4Q18 | 37,883 | +7.6% |
| 3Q18 | 32,589 | +38.8% |
| 2Q18 | 31,736 | +32.9% |
| 1Q18 | 27,667 | +39.8% |
| 4Q17 | 35,204 | +40.8% |
| 3Q17 | 23,478 | +18.7% |
| 2Q17 | 23,884 | - |
| 1Q17 | 19,790 | - |
| 4Q16 | 25,002 | - |
| 3Q16 | 19,780 | - |