| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 30,514 | +29.1% |
| 3Q24 | 25,953 | +13.6% |
| 2Q24 | 26,181 | +21.6% |
| 1Q24 | 23,645 | +27.1% |
| 3Q23 | 22,839 | +30.4% |
| 2Q23 | 21,539 | +27.5% |
| 1Q23 | 18,608 | +37.7% |
| 3Q22 | 17,516 | +0.9% |
| 2Q22 | 16,894 | -0.9% |
| 1Q22 | 13,513 | +11.0% |
| 3Q21 | 17,360 | +38.6% |
| 2Q21 | 17,048 | +77.5% |
| 1Q21 | 12,170 | +14.2% |
| 4Q20 | 11,716 | -19.4% |
| 3Q20 | 12,523 | +72.0% |
| 2Q20 | 9,607 | +24.6% |
| 1Q20 | 10,661 | +70.8% |
| 4Q19 | 14,530 | +113.4% |
| 3Q19 | 7,280 | +23.3% |
| 2Q19 | 7,713 | +11.9% |
| 1Q19 | 6,243 | +36.9% |
| 4Q18 | 6,809 | -9.8% |
| 3Q18 | 5,903 | +1.7% |
| 2Q18 | 6,892 | +16.4% |
| 1Q18 | 4,561 | -34.5% |
| 4Q17 | 7,550 | -1.9% |
| 3Q17 | 5,807 | +132.7% |
| 2Q17 | 5,921 | +34.8% |
| 1Q17 | 6,961 | +966.0% |
| 4Q16 | 7,693 | +155.2% |
| 3Q16 | 2,495 | -41.8% |
| 2Q16 | 4,394 | -13.8% |
| 1Q16 | 653 | -82.0% |
| 4Q15 | 3,015 | -42.5% |
| 3Q15 | 4,284 | -13.6% |
| 2Q15 | 5,098 | +24.4% |
| 1Q15 | 3,627 | -3.8% |
| 4Q14 | 5,242 | +50.8% |
| 3Q14 | 4,961 | +16.4% |
| 2Q14 | 4,098 | +3.0% |
| 1Q14 | 3,770 | +0.7% |
| 4Q13 | 3,476 | -33.9% |
| 3Q13 | 4,263 | +33.5% |
| 2Q13 | 3,980 | +52.8% |
| 1Q13 | 3,742 | +154.4% |
| 4Q12 | 5,261 | - |
| 3Q12 | 3,194 | -124.8% |
| 2Q12 | 2,604 | -3.2% |
| 1Q12 | 1,471 | - |
| 3Q11 | -12,860 | - |
| 2Q11 | 2,690 | - |