| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 24,733 | -1.3% |
| 2Q26 | 22,087 | -15.0% |
| 1Q26 | 20,694 | +14.0% |
| 4Q25 | 35,106 | -8.6% |
| 3Q25 | 25,054 | +19.5% |
| 2Q25 | 25,983 | +27.9% |
| 1Q25 | 18,154 | +18.2% |
| 4Q24 | 38,411 | +14.6% |
| 3Q24 | 20,962 | +0.3% |
| 2Q24 | 20,323 | +4.7% |
| 1Q24 | 15,355 | -4.9% |
| 4Q23 | 33,528 | +11.1% |
| 3Q23 | 20,909 | -6.4% |
| 2Q23 | 19,403 | +14.8% |
| 1Q23 | 16,147 | +18.4% |
| 4Q22 | 30,166 | +35.6% |
| 3Q22 | 22,337 | +38.5% |
| 2Q22 | 16,897 | -0.9% |
| 1Q22 | 13,643 | +12.6% |
| 4Q21 | 22,249 | -5.6% |
| 3Q21 | 16,127 | -7.9% |
| 2Q21 | 17,050 | -14.6% |
| 1Q21 | 12,120 | +6.8% |
| 4Q20 | 23,562 | -3.2% |
| 3Q20 | 17,509 | +8.5% |
| 2Q20 | 19,957 | +28.0% |
| 1Q20 | 11,350 | -11.2% |
| 4Q19 | 24,344 | +1.6% |
| 3Q19 | 16,137 | -5.8% |
| 2Q19 | 15,596 | -1.9% |
| 1Q19 | 12,780 | +26.7% |
| 4Q18 | 23,951 | +4.4% |
| 3Q18 | 17,134 | +25.8% |
| 2Q18 | 15,905 | -3.2% |
| 1Q18 | 10,090 | -14.7% |
| 4Q17 | 22,943 | -2.0% |
| 3Q17 | 13,619 | -11.7% |
| 2Q17 | 16,433 | - |
| 1Q17 | 11,828 | - |
| 4Q16 | 23,414 | - |
| 3Q16 | 15,423 | - |