| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 11,591 | -30.8% |
| 3Q24 | 15,324 | -19.4% |
| 2Q24 | 16,030 | -8.4% |
| 1Q24 | 16,750 | -8.7% |
| 3Q23 | 19,014 | +12.8% |
| 2Q23 | 17,500 | -14.5% |
| 1Q23 | 18,354 | +0.5% |
| 3Q22 | 16,862 | -4.3% |
| 2Q22 | 20,460 | +39.2% |
| 1Q22 | 18,267 | +71.4% |
| 3Q21 | 17,612 | +62.6% |
| 2Q21 | 14,702 | +31.3% |
| 1Q21 | 10,660 | +0.5% |
| 3Q20 | 10,829 | +34.5% |
| 2Q20 | 11,199 | -2.6% |
| 1Q20 | 10,609 | +13.2% |
| 3Q19 | 8,054 | - |
| 2Q19 | 11,502 | - |
| 1Q19 | 9,368 | - |