| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 72,171 | -6.5% |
| 2Q26 | 70,827 | -4.4% |
| 1Q26 | 70,270 | -11.5% |
| 4Q25 | 74,383 | -2.3% |
| 3Q25 | 77,185 | -8.8% |
| 2Q25 | 74,050 | -5.7% |
| 1Q25 | 79,377 | +10.0% |
| 4Q24 | 76,103 | +5.2% |
| 3Q24 | 84,647 | +14.1% |
| 2Q24 | 78,554 | +0.3% |
| 1Q24 | 72,159 | +17.0% |
| 4Q23 | 72,344 | +17.2% |
| 3Q23 | 74,176 | +33.8% |
| 2Q23 | 78,314 | +76.4% |
| 1Q23 | 61,699 | +21.4% |
| 4Q22 | 61,736 | +25.6% |
| 3Q22 | 55,438 | +0.3% |
| 2Q22 | 44,402 | -15.0% |
| 1Q22 | 50,820 | +55.5% |
| 4Q21 | 49,139 | +3.3% |
| 3Q21 | 55,288 | +5.3% |
| 2Q21 | 52,231 | +1.5% |
| 1Q21 | 32,690 | -40.2% |
| 4Q20 | 47,575 | -19.0% |
| 3Q20 | 52,513 | -11.4% |
| 2Q20 | 51,442 | -0.7% |
| 1Q20 | 54,661 | +0.7% |
| 4Q19 | 58,767 | +14.8% |
| 3Q19 | 59,253 | +20.7% |
| 2Q19 | 51,791 | +8.3% |
| 1Q19 | 54,261 | +23.4% |
| 4Q18 | 51,174 | +10.0% |
| 3Q18 | 49,084 | +12.7% |
| 2Q18 | 47,843 | +6.4% |
| 1Q18 | 43,967 | +0.9% |
| 4Q17 | 46,520 | -6.0% |
| 3Q17 | 43,561 | -3.9% |
| 2Q17 | 44,978 | - |
| 1Q17 | 43,582 | - |
| 4Q16 | 49,510 | - |
| 3Q16 | 45,332 | - |