| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q25 | 67,013 | -7.4% |
| 2Q25 | 66,403 | -3.6% |
| 1Q25 | 68,482 | -3.2% |
| 4Q24 | 65,406 | -6.3% |
| 3Q24 | 72,353 | +6.4% |
| 2Q24 | 68,905 | +7.8% |
| 1Q24 | 70,746 | +8.2% |
| 4Q23 | 69,834 | +3.8% |
| 3Q23 | 67,988 | +15.6% |
| 2Q23 | 63,934 | +16.5% |
| 1Q23 | 65,364 | +19.5% |
| 4Q22 | 67,291 | +47.6% |
| 3Q22 | 58,795 | +22.2% |
| 2Q22 | 54,888 | +8.9% |
| 1Q22 | 54,677 | +9.3% |
| 4Q21 | 45,596 | -8.0% |
| 3Q21 | 48,129 | +49.0% |
| 2Q21 | 50,393 | +20.1% |
| 1Q21 | 50,040 | -3.3% |
| 4Q20 | 49,564 | -0.5% |
| 3Q20 | 32,310 | -38.0% |
| 2Q20 | 41,968 | -18.3% |
| 1Q20 | 51,754 | -7.9% |
| 4Q19 | 49,789 | -9.8% |
| 3Q19 | 52,123 | -2.2% |
| 2Q19 | 51,347 | -3.5% |
| 1Q19 | 56,193 | +2.4% |
| 4Q18 | 55,188 | +1.6% |
| 3Q18 | 53,300 | -1.9% |
| 2Q18 | 53,232 | -7.5% |
| 1Q18 | 54,863 | +4.5% |
| 4Q17 | 54,313 | +21.0% |
| 3Q17 | 54,333 | +10.5% |
| 2Q17 | 57,534 | +12.0% |
| 1Q17 | 52,485 | -0.1% |
| 4Q16 | 44,901 | -10.3% |
| 3Q16 | 49,151 | - |
| 2Q16 | 51,358 | - |
| 1Q16 | 52,562 | - |
| 4Q15 | 50,035 | - |