| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 4Q25 | 10,193 | -11.7% |
| 3Q25 | 8,055 | -20.7% |
| 2Q25 | 3,893 | -41.6% |
| 1Q25 | 7,031 | -14.8% |
| 4Q24 | 11,539 | +0.3% |
| 3Q24 | 10,163 | -18.3% |
| 2Q24 | 6,661 | -0.6% |
| 1Q24 | 8,251 | -20.6% |
| 4Q23 | 11,505 | -23.6% |
| 3Q23 | 12,433 | -12.5% |
| 2Q23 | 6,700 | +18.3% |
| 1Q23 | 10,386 | +91.2% |
| 4Q22 | 15,062 | +17.9% |
| 3Q22 | 14,207 | +110.6% |
| 2Q22 | 5,665 | +24.7% |
| 1Q22 | 5,431 | +232.4% |
| 4Q21 | 12,780 | +61.5% |
| 3Q21 | 6,746 | -275.7% |
| 2Q21 | 4,542 | -134.9% |
| 1Q21 | 1,634 | +21.8% |
| 4Q20 | 7,914 | -31.4% |
| 3Q20 | -3,840 | -145.2% |
| 2Q20 | -13,013 | -798.1% |
| 1Q20 | 1,341 | -73.9% |
| 4Q19 | 11,541 | -3.0% |
| 3Q19 | 8,489 | +5.5% |
| 2Q19 | 1,864 | -4.3% |
| 1Q19 | 5,146 | +44.3% |
| 4Q18 | 11,898 | +16.0% |
| 3Q18 | 8,047 | +3.1% |
| 2Q18 | 1,947 | +3.0% |
| 1Q18 | 3,567 | +3.1% |
| 4Q17 | 10,261 | +20.4% |
| 3Q17 | 7,802 | +6.4% |
| 2Q17 | 1,890 | +20.2% |
| 1Q17 | 3,459 | -9.3% |
| 4Q16 | 8,519 | -26.1% |
| 3Q16 | 7,330 | -19.8% |
| 2Q16 | 1,572 | -52.8% |
| 1Q16 | 3,815 | -34.1% |
| 4Q15 | 11,531 | -13.8% |
| 3Q15 | 9,136 | +1.3% |
| 2Q15 | 3,332 | -1.6% |
| 1Q15 | 5,786 | +18.8% |
| 4Q14 | 13,381 | +23.9% |
| 3Q14 | 9,019 | +5.0% |
| 2Q14 | 3,387 | -8.0% |
| 1Q14 | 4,870 | +3.9% |
| 4Q13 | 10,801 | -13.3% |
| 3Q13 | 8,586 | +5.9% |
| 2Q13 | 3,680 | +8.2% |
| 1Q13 | 4,688 | -19.6% |
| 4Q12 | 12,454 | +39.3% |
| 3Q12 | 8,108 | +20.7% |
| 2Q12 | 3,402 | +24.5% |
| 1Q12 | 5,833 | - |
| 4Q11 | 8,938 | - |
| 3Q11 | 6,717 | - |
| 2Q11 | 2,733 | - |