| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 4Q25 | 42,386 | +5.5% |
| 3Q25 | 39,337 | -4.5% |
| 2Q25 | 45,898 | +8.4% |
| 1Q25 | 42,906 | +15.5% |
| 4Q24 | 40,165 | +3.0% |
| 3Q24 | 41,185 | +17.8% |
| 2Q24 | 42,341 | +6.4% |
| 1Q24 | 37,145 | +1.4% |
| 4Q23 | 39,002 | +1.4% |
| 3Q23 | 34,969 | -1.9% |
| 2Q23 | 39,809 | +11.2% |
| 1Q23 | 36,639 | +22.0% |
| 4Q22 | 38,470 | +29.8% |
| 3Q22 | 35,659 | +40.8% |
| 2Q22 | 35,799 | +32.8% |
| 1Q22 | 30,033 | +34.6% |
| 4Q21 | 29,644 | +22.3% |
| 3Q21 | 25,325 | -0.6% |
| 2Q21 | 26,957 | -3.6% |
| 1Q21 | 22,316 | -15.9% |
| 4Q20 | 24,231 | -12.2% |
| 3Q20 | 25,476 | -9.1% |
| 2Q20 | 27,969 | -0.2% |
| 1Q20 | 26,535 | +0.8% |
| 4Q19 | 27,607 | +6.5% |
| 3Q19 | 28,040 | +4.0% |
| 2Q19 | 28,028 | -0.2% |
| 1Q19 | 26,319 | -5.8% |
| 4Q18 | 25,929 | -4.5% |
| 3Q18 | 26,974 | +7.2% |
| 2Q18 | 28,085 | +20.1% |
| 1Q18 | 27,942 | +38.1% |
| 4Q17 | 27,156 | +28.0% |
| 3Q17 | 25,173 | +21.6% |
| 2Q17 | 23,381 | +20.0% |
| 1Q17 | 20,238 | -3.4% |
| 4Q16 | 21,210 | -10.0% |
| 3Q16 | 20,696 | - |
| 2Q16 | 19,480 | - |
| 1Q16 | 20,948 | - |
| 4Q15 | 23,578 | - |