| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 1Q25 | 28,554 | +14.6% |
| 4Q24 | 23,315 | +1.6% |
| 3Q24 | 23,602 | +7.0% |
| 2Q24 | 24,760 | +2.4% |
| 1Q24 | 24,914 | +9.0% |
| 4Q23 | 22,944 | +4.1% |
| 3Q23 | 22,058 | +8.6% |
| 2Q23 | 24,185 | +11.9% |
| 1Q23 | 22,854 | +1.0% |
| 4Q22 | 22,031 | +8.3% |
| 3Q22 | 20,307 | +5.1% |
| 2Q22 | 21,623 | +1.4% |
| 1Q22 | 22,624 | +2.5% |
| 4Q21 | 20,351 | +5.1% |
| 3Q21 | 19,314 | +3.2% |
| 2Q21 | 21,320 | -3.6% |
| 1Q21 | 22,073 | -8.8% |
| 4Q20 | 19,358 | -8.0% |
| 3Q20 | 18,712 | -5.7% |
| 2Q20 | 22,127 | -8.9% |
| 1Q20 | 24,203 | -2.4% |
| 4Q19 | 21,030 | -3.7% |
| 3Q19 | 19,852 | -4.8% |
| 2Q19 | 24,278 | +8.3% |
| 1Q19 | 24,789 | -1.4% |
| 4Q18 | 21,835 | +4.5% |
| 3Q18 | 20,861 | +5.3% |
| 2Q18 | 22,426 | -1.1% |
| 1Q18 | 25,150 | +8.9% |
| 4Q17 | 20,895 | +3.9% |
| 3Q17 | 19,820 | +1.7% |
| 2Q17 | 22,687 | +0.9% |
| 1Q17 | 23,092 | -4.8% |
| 4Q16 | 20,116 | -10.1% |
| 3Q16 | 19,493 | - |
| 2Q16 | 22,495 | - |
| 1Q16 | 24,247 | - |
| 4Q15 | 22,388 | - |