| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 3Q23 | -579 | -99.2% |
| 2Q23 | 4,421 | -15.1% |
| 1Q23 | 8,014 | +69.2% |
| 4Q22 | 2,573 | - |
| 3Q22 | -72,461 | -1411.7% |
| 2Q22 | 5,208 | -43.1% |
| 1Q22 | 4,737 | -22.7% |
| 3Q21 | 5,524 | -37.9% |
| 2Q21 | 9,154 | +83.0% |
| 1Q21 | 6,130 | -120.8% |
| 3Q20 | 8,896 | +55.2% |
| 2Q20 | 5,001 | -3.4% |
| 1Q20 | -29,500 | -645.7% |
| 4Q19 | 4,320 | -32.1% |
| 3Q19 | 5,731 | -26.7% |
| 2Q19 | 5,176 | -37.2% |
| 1Q19 | 5,406 | -22.9% |
| 4Q18 | 6,366 | +47.5% |
| 3Q18 | 7,822 | -11.1% |
| 2Q18 | 8,247 | -5.9% |
| 1Q18 | 7,014 | -24.1% |
| 4Q17 | 4,316 | -30.4% |
| 3Q17 | 8,799 | -7.4% |
| 2Q17 | 8,762 | -7.0% |
| 1Q17 | 9,236 | +22.8% |
| 4Q16 | 6,200 | -29.8% |
| 3Q16 | 9,500 | +34.7% |
| 2Q16 | 9,417 | +62.2% |
| 1Q16 | 7,523 | +883.4% |
| 4Q15 | 8,831 | +2130.1% |
| 3Q15 | 7,051 | +248.5% |
| 2Q15 | 5,807 | - |
| 1Q15 | 765 | - |
| 4Q14 | 396 | - |
| 3Q14 | 2,023 | - |