| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 31,900 | +39.3% |
| 3Q24 | 27,000 | -10.6% |
| 2Q24 | 20,600 | +1.0% |
| 1Q24 | 22,900 | +15.7% |
| 3Q23 | 30,200 | +0.3% |
| 2Q23 | 20,400 | -56.3% |
| 1Q23 | 19,800 | -54.2% |
| 4Q22 | 47,900 | -1.2% |
| 3Q22 | 30,100 | +4.9% |
| 2Q22 | 46,700 | +29.4% |
| 1Q22 | 43,200 | +16.4% |
| 4Q21 | 48,500 | +25.6% |
| 3Q21 | 28,700 | -29.1% |
| 2Q21 | 36,100 | +37.8% |
| 1Q21 | 37,100 | -49.9% |
| 4Q20 | 38,600 | -53.9% |
| 3Q20 | 40,500 | -22.0% |
| 2Q20 | 26,200 | -43.8% |
| 1Q20 | 74,100 | - |
| 4Q19 | 83,800 | - |
| 3Q19 | 51,900 | - |
| 2Q19 | 46,600 | - |