| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 11,557 | +17.2% |
| 4Q24 | 10,529 | +27.7% |
| 3Q24 | 17,501 | +36.5% |
| 2Q24 | 15,315 | +43.5% |
| 1Q24 | 9,865 | +31.7% |
| 4Q23 | 8,242 | - |
| 3Q23 | 12,822 | - |
| 2Q23 | 10,669 | - |
| 1Q23 | 7,490 | - |
| 3Q19 | 11,983 | -7.2% |
| 2Q19 | 8,950 | -16.5% |
| 1Q19 | 7,028 | +10.7% |
| 4Q18 | 7,153 | -15.6% |
| 3Q18 | 12,918 | +0.9% |
| 2Q18 | 10,721 | +12.1% |
| 1Q18 | 6,350 | -18.4% |
| 4Q17 | 8,471 | +8.0% |
| 3Q17 | 12,806 | -9.5% |
| 2Q17 | 9,563 | -7.4% |
| 1Q17 | 7,780 | -6.3% |
| 4Q16 | 7,846 | -7.3% |
| 3Q16 | 14,156 | +23.5% |
| 2Q16 | 10,328 | +11.8% |
| 1Q16 | 8,302 | +24.2% |
| 4Q15 | 8,460 | +5.0% |
| 3Q15 | 11,460 | -1.4% |
| 2Q15 | 9,235 | +5.6% |
| 1Q15 | 6,685 | +12.0% |
| 4Q14 | 8,058 | +20.9% |
| 3Q14 | 11,620 | +13.1% |
| 2Q14 | 8,747 | +7.0% |
| 1Q14 | 5,967 | +1.7% |
| 4Q13 | 6,664 | +16.6% |
| 3Q13 | 10,270 | -5.3% |
| 2Q13 | 8,171 | +13.3% |
| 1Q13 | 5,865 | +51.3% |
| 4Q12 | 5,717 | - |
| 3Q12 | 10,843 | +27.3% |
| 2Q12 | 7,210 | +7.0% |
| 1Q12 | 3,877 | - |
| 3Q11 | 8,516 | - |
| 2Q11 | 6,738 | - |