| （単位：百万円） | 売上原価 | 前年比（％） |
|---|---|---|
| 3Q26 | 23,028 | -6.9% |
| 2Q26 | 19,441 | -8.6% |
| 1Q26 | 18,170 | -4.1% |
| 4Q25 | 22,366 | +9.4% |
| 3Q25 | 24,747 | +12.5% |
| 2Q25 | 21,267 | +10.6% |
| 1Q25 | 18,945 | +15.4% |
| 4Q24 | 20,439 | -3.5% |
| 3Q24 | 22,002 | -7.9% |
| 2Q24 | 19,233 | -3.2% |
| 1Q24 | 16,417 | -12.2% |
| 4Q23 | 21,171 | +2.5% |
| 3Q23 | 23,882 | +18.7% |
| 2Q23 | 19,861 | +14.0% |
| 1Q23 | 18,698 | +11.9% |
| 4Q22 | 20,660 | -18.8% |
| 3Q22 | 20,116 | -2.0% |
| 2Q22 | 17,420 | +5.8% |
| 1Q22 | 16,705 | +24.0% |
| 4Q21 | 25,450 | +8.2% |
| 3Q21 | 20,527 | +22.1% |
| 2Q21 | 16,465 | +6.9% |
| 1Q21 | 13,472 | +13.3% |
| 4Q20 | 23,521 | +2.6% |
| 3Q20 | 16,808 | +11.6% |
| 2Q20 | 15,406 | +8.8% |
| 1Q20 | 11,892 | -0.1% |
| 4Q19 | 22,925 | +4.2% |
| 3Q19 | 15,067 | -29.4% |
| 2Q19 | 14,164 | -19.7% |
| 1Q19 | 11,898 | +17.1% |
| 4Q18 | 22,009 | -19.0% |
| 3Q18 | 21,339 | +43.1% |
| 2Q18 | 17,638 | +59.3% |
| 1Q18 | 10,163 | -3.0% |
| 4Q17 | 27,175 | -3.2% |
| 3Q17 | 14,915 | -7.9% |
| 2Q17 | 11,073 | - |
| 1Q17 | 10,472 | - |
| 4Q16 | 28,061 | - |
| 3Q16 | 16,194 | - |