| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2Q24 | 534 | -92.8% |
| 1Q24 | 3,142 | -29.7% |
| 3Q23 | 4,066 | -57.7% |
| 2Q23 | 7,379 | -33.1% |
| 1Q23 | 4,470 | -56.4% |
| 3Q22 | 9,603 | +1.3% |
| 2Q22 | 11,029 | +12.6% |
| 1Q22 | 10,250 | +14.8% |
| 3Q21 | 9,478 | +25.0% |
| 2Q21 | 9,795 | -2.5% |
| 1Q21 | 8,931 | -23.8% |
| 3Q20 | 7,583 | -27.4% |
| 2Q20 | 10,046 | -8.4% |
| 1Q20 | 11,714 | +6.1% |
| 4Q19 | 8,075 | -2.9% |
| 3Q19 | 10,450 | -2.9% |
| 2Q19 | 10,966 | -2.7% |
| 1Q19 | 11,037 | -2.9% |
| 4Q18 | 8,318 | +0.3% |
| 3Q18 | 10,757 | -6.3% |
| 2Q18 | 11,266 | +10.7% |
| 1Q18 | 11,366 | +0.3% |
| 4Q17 | 8,293 | +9.0% |
| 3Q17 | 11,479 | +4.6% |
| 2Q17 | 10,175 | +1.0% |
| 1Q17 | 11,327 | +8.2% |
| 4Q16 | 7,611 | -8.6% |
| 3Q16 | 10,976 | -5.2% |
| 2Q16 | 10,074 | -9.4% |
| 1Q16 | 10,465 | -8.9% |
| 4Q15 | 8,330 | -3.5% |
| 3Q15 | 11,573 | +3.1% |
| 2Q15 | 11,120 | +8.4% |
| 1Q15 | 11,486 | +7.3% |
| 4Q14 | 8,632 | +3.6% |
| 3Q14 | 11,226 | +4.8% |
| 2Q14 | 10,257 | +8.0% |
| 1Q14 | 10,700 | +13.8% |
| 4Q13 | 8,336 | +18.4% |
| 3Q13 | 10,713 | +10.7% |
| 2Q13 | 9,495 | +5.9% |
| 1Q13 | 9,400 | +18.3% |
| 4Q12 | 7,039 | - |
| 3Q12 | 9,677 | -3.3% |
| 2Q12 | 8,967 | -14.1% |
| 1Q12 | 7,943 | - |
| 3Q11 | 10,004 | - |
| 2Q11 | 10,437 | - |