| （単位：千円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q26 | 175,105 | -6.3% |
| 4Q25 | 165,034 | -4.5% |
| 3Q25 | 189,076 | +4.0% |
| 2Q25 | 192,971 | +4.1% |
| 1Q25 | 186,783 | -2.5% |
| 4Q24 | 172,804 | -6.9% |
| 3Q24 | 181,804 | +0.3% |
| 2Q24 | 185,408 | +0.9% |
| 1Q24 | 191,612 | +5.4% |
| 4Q23 | 185,608 | +11.8% |
| 3Q23 | 181,304 | +9.2% |
| 2Q23 | 183,809 | +5.2% |
| 1Q23 | 181,750 | +7.7% |
| 4Q22 | 165,960 | +4.7% |
| 3Q22 | 165,998 | +1.3% |
| 2Q22 | 174,740 | +23.1% |
| 1Q22 | 168,689 | +12.7% |
| 4Q21 | 158,567 | +17.1% |
| 3Q21 | 163,808 | -1.4% |
| 2Q21 | 141,921 | -15.0% |
| 1Q21 | 149,636 | -10.4% |
| 4Q20 | 135,370 | -11.4% |
| 3Q20 | 166,214 | +3.2% |
| 2Q20 | 167,033 | +4.3% |
| 1Q20 | 166,918 | +7.8% |
| 4Q19 | 152,780 | +0.9% |
| 3Q19 | 160,983 | +1.5% |
| 2Q19 | 160,087 | -0.6% |
| 1Q19 | 154,847 | -6.6% |
| 4Q18 | 151,396 | - |
| 3Q18 | 158,558 | - |
| 2Q18 | 161,094 | - |
| 1Q18 | 165,769 | - |