| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,404 | -48.7% |
| 3Q25 | 7,567 | +16.5% |
| 2Q25 | 5,886 | +33.4% |
| 1Q25 | 4,378 | -23.1% |
| 4Q24 | 4,689 | +10.2% |
| 3Q24 | 6,498 | +33.6% |
| 2Q24 | 4,411 | +10.1% |
| 1Q24 | 5,690 | +96.8% |
| 4Q23 | 4,254 | +38.3% |
| 3Q23 | 4,863 | +104.2% |
| 2Q23 | 4,008 | +35.7% |
| 1Q23 | 2,891 | -28.4% |
| 4Q22 | 3,077 | -768.9% |
| 3Q22 | 2,382 | +33.4% |
| 2Q22 | 2,953 | -13.9% |
| 1Q22 | 4,035 | +22.3% |
| 4Q21 | -460 | -140.5% |
| 3Q21 | 1,785 | -43.0% |
| 2Q21 | 3,431 | -20.3% |
| 1Q21 | 3,300 | -54.4% |
| 4Q20 | 1,137 | -65.9% |
| 3Q20 | 3,134 | -16.4% |
| 2Q20 | 4,304 | +89.8% |
| 1Q20 | 7,244 | +34.9% |
| 4Q19 | 3,336 | +17.6% |
| 3Q19 | 3,748 | -19.6% |
| 2Q19 | 2,268 | -46.8% |
| 1Q19 | 5,369 | +43.9% |
| 4Q18 | 2,837 | +151.3% |
| 3Q18 | 4,661 | +17.1% |
| 2Q18 | 4,264 | +49.4% |
| 1Q18 | 3,730 | +103.5% |
| 4Q17 | 1,129 | -316.7% |
| 3Q17 | 3,982 | +209.6% |
| 2Q17 | 2,855 | +23.3% |
| 1Q17 | 1,833 | -26.3% |
| 4Q16 | -521 | -127.7% |
| 3Q16 | 1,286 | -70.3% |
| 2Q16 | 2,316 | -9.7% |
| 1Q16 | 2,487 | -48.1% |
| 4Q15 | 1,878 | -55.6% |
| 3Q15 | 4,325 | -8.8% |
| 2Q15 | 2,564 | -37.6% |
| 1Q15 | 4,790 | +45.2% |
| 4Q14 | 4,226 | +20.4% |
| 3Q14 | 4,741 | +22.2% |
| 2Q14 | 4,110 | +0.1% |
| 1Q14 | 3,298 | +3.9% |
| 4Q13 | 3,509 | +4.9% |
| 3Q13 | 3,879 | +4.0% |
| 2Q13 | 4,106 | +1.6% |
| 1Q13 | 3,173 | +35.5% |
| 4Q12 | 3,346 | +12.2% |
| 3Q12 | 3,731 | +38.5% |
| 2Q12 | 4,041 | +30.1% |
| 1Q12 | 2,341 | - |
| 4Q11 | 2,981 | - |
| 3Q11 | 2,694 | - |
| 2Q11 | 3,105 | - |