| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q26 | 15,949 | +2.3% |
| 3Q26 | 14,546 | +8.7% |
| 4Q25 | 15,587 | -3.7% |
| 3Q25 | 13,381 | +3.0% |
| 2Q25 | 14,080 | -7.5% |
| 1Q25 | 13,893 | +3.1% |
| 4Q24 | 16,189 | +1.2% |
| 3Q24 | 12,991 | +3.4% |
| 2Q24 | 15,215 | +12.0% |
| 1Q24 | 13,477 | +9.9% |
| 4Q23 | 15,992 | +8.8% |
| 3Q23 | 12,567 | +18.9% |
| 2Q23 | 13,586 | +1.9% |
| 1Q23 | 12,263 | +9.0% |
| 4Q22 | 14,702 | -70.8% |
| 3Q22 | 10,568 | -74.9% |
| 2Q22 | 13,333 | -70.9% |
| 1Q22 | 11,253 | -63.3% |
| 4Q21 | 50,341 | -15.1% |
| 3Q21 | 42,021 | -18.8% |
| 2Q21 | 45,856 | -12.4% |
| 1Q21 | 30,679 | -43.5% |
| 4Q20 | 59,318 | -0.8% |
| 3Q20 | 51,738 | +3.9% |
| 2Q20 | 52,324 | 0.0% |
| 1Q20 | 54,346 | +0.3% |
| 4Q19 | 59,825 | -2.7% |
| 3Q19 | 49,817 | -2.4% |
| 2Q19 | 52,304 | 0.0% |
| 1Q19 | 54,169 | +4.9% |
| 4Q18 | 61,473 | +7.8% |
| 3Q18 | 51,046 | +9.9% |
| 2Q18 | 52,278 | +4.7% |
| 1Q18 | 51,623 | +2.1% |
| 4Q17 | 57,051 | -1.5% |
| 3Q17 | 46,436 | -3.1% |
| 2Q17 | 49,931 | - |
| 1Q17 | 50,543 | - |
| 4Q16 | 57,903 | - |
| 3Q16 | 47,906 | - |