| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 1Q25 | 6,018 | +23.0% |
| 3Q24 | 4,961 | -20.2% |
| 2Q24 | 4,474 | -28.0% |
| 1Q24 | 4,891 | +3.7% |
| 3Q23 | 6,213 | +75.6% |
| 2Q23 | 6,215 | +157.7% |
| 1Q23 | 4,717 | -154.4% |
| 3Q22 | 3,539 | -199.5% |
| 2Q22 | 2,412 | -249.9% |
| 1Q22 | -8,668 | +398.2% |
| 3Q21 | -3,557 | -230.2% |
| 2Q21 | -1,609 | -150.9% |
| 1Q21 | -1,740 | -57.6% |
| 4Q20 | -24,449 | +99.8% |
| 3Q20 | 2,732 | -201.5% |
| 2Q20 | 3,159 | -258.6% |
| 1Q20 | -4,108 | -468.4% |
| 4Q19 | -12,239 | -8314.1% |
| 3Q19 | -2,692 | +124.1% |
| 2Q19 | -1,992 | -7.3% |
| 1Q19 | 1,115 | +48.7% |
| 4Q18 | 149 | -95.8% |
| 3Q18 | -1,201 | -136.1% |
| 2Q18 | -2,150 | -189.2% |
| 1Q18 | 750 | -45.7% |
| 4Q17 | 3,589 | -23.7% |
| 3Q17 | 3,325 | -44.8% |
| 2Q17 | 2,410 | -57.1% |
| 1Q17 | 1,382 | -76.2% |
| 4Q16 | 4,703 | -28.2% |
| 3Q16 | 6,029 | -9.4% |
| 2Q16 | 5,620 | -0.0% |
| 1Q16 | 5,800 | -7.5% |
| 4Q15 | 6,550 | +41.8% |
| 3Q15 | 6,657 | -17.5% |
| 2Q15 | 5,621 | -23.7% |
| 1Q15 | 6,273 | -22.5% |
| 4Q14 | 4,618 | -62.5% |
| 3Q14 | 8,073 | -15.3% |
| 2Q14 | 7,368 | -38.1% |
| 1Q14 | 8,092 | -31.1% |
| 4Q13 | 12,315 | +166.9% |
| 3Q13 | 9,534 | -26.9% |
| 2Q13 | 11,905 | -13.8% |
| 1Q13 | 11,740 | -17.7% |
| 4Q12 | 4,614 | - |
| 3Q12 | 13,047 | -19.4% |
| 2Q12 | 13,810 | -14.4% |
| 1Q12 | 14,257 | - |
| 3Q11 | 16,190 | - |
| 2Q11 | 16,137 | - |