| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 2Q23 | 10,047 | +139.3% |
| 1Q23 | 13,122 | +131.8% |
| 3Q22 | 10,969 | +97.3% |
| 2Q22 | 4,199 | -11.5% |
| 1Q22 | 5,660 | +74.3% |
| 3Q21 | 5,559 | -84.6% |
| 2Q21 | 4,742 | +183.1% |
| 1Q21 | 3,248 | -92.0% |
| 3Q20 | 36,004 | -72.7% |
| 2Q20 | 1,675 | -74.6% |
| 1Q20 | 40,524 | +990.8% |
| 3Q19 | 131,933 | +2645.2% |
| 2Q19 | 6,603 | +26.1% |
| 1Q19 | 3,715 | +0.4% |
| 3Q18 | 4,806 | +1.0% |
| 2Q18 | 5,235 | +175.5% |
| 1Q18 | 3,700 | -4.0% |
| 3Q17 | 4,757 | -3.7% |
| 2Q17 | 1,900 | -71.6% |
| 1Q17 | 3,855 | -30.1% |
| 3Q16 | 4,942 | +32.4% |
| 2Q16 | 6,693 | +239.1% |
| 1Q16 | 5,517 | - |
| 3Q15 | 3,731 | - |
| 2Q15 | 1,973 | - |