| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 2,325 | -19.3% |
| 3Q24 | 3,083 | +6.5% |
| 2Q24 | 2,820 | +1.9% |
| 1Q24 | 2,882 | +1.0% |
| 3Q23 | 2,896 | +56.6% |
| 2Q23 | 2,767 | +33.9% |
| 1Q23 | 2,854 | +109.2% |
| 3Q22 | 1,849 | +152.6% |
| 2Q22 | 2,066 | -1399.4% |
| 1Q22 | 1,364 | -5.4% |
| 3Q21 | 732 | -53.7% |
| 2Q21 | -159 | -113.2% |
| 1Q21 | 1,442 | +81.6% |
| 3Q20 | 1,581 | +16.4% |
| 2Q20 | 1,204 | -42.9% |
| 1Q20 | 794 | -41.4% |
| 3Q19 | 1,358 | -18.6% |
| 2Q19 | 2,107 | -562.1% |
| 1Q19 | 1,355 | -52.6% |
| 3Q18 | 1,668 | -41.0% |
| 2Q18 | -456 | -111.4% |
| 1Q18 | 2,858 | -16.0% |
| 3Q17 | 2,828 | +43.8% |
| 2Q17 | 3,986 | +102.7% |
| 1Q17 | 3,404 | -3.0% |
| 3Q16 | 1,966 | - |
| 2Q16 | 3,509 | - |
| 1Q16 | 6,600 | +29.5% |
| 1Q15 | 5,098 | +23.6% |
| 3Q14 | 5,730 | -5.6% |
| 2Q14 | 3,146 | -27.0% |
| 1Q14 | 4,124 | -6.4% |
| 3Q13 | 6,070 | - |
| 2Q13 | 4,308 | +25.1% |
| 1Q13 | 4,408 | +37.1% |
| 2Q12 | 3,444 | - |
| 1Q12 | 3,214 | - |