| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 3Q20 | -39,476 | -121.1% |
| 2Q20 | 156,526 | +23.7% |
| 1Q20 | 147,730 | +20.9% |
| 3Q19 | 187,160 | +61.3% |
| 2Q19 | 126,525 | -6.7% |
| 1Q19 | 122,175 | +1.3% |
| 3Q18 | 116,033 | -231.5% |
| 2Q18 | 135,568 | -3.9% |
| 1Q18 | 120,635 | -13.4% |
| 3Q17 | -88,242 | -171.0% |
| 2Q17 | 141,079 | -0.8% |
| 1Q17 | 139,226 | +44.2% |
| 3Q16 | 124,313 | -1.4% |
| 2Q16 | 142,244 | +91.6% |
| 1Q16 | 96,538 | +12.3% |
| 3Q15 | 126,072 | +36.7% |
| 2Q15 | 74,254 | -7.0% |
| 1Q15 | 85,948 | +3.6% |
| 3Q14 | 92,221 | +45.6% |
| 2Q14 | 79,838 | +23.3% |
| 1Q14 | 82,981 | +28.7% |
| 3Q13 | 63,325 | +19.2% |
| 2Q13 | 64,733 | +25.5% |
| 1Q13 | 64,471 | +25.3% |
| 3Q12 | 53,147 | +22.4% |
| 2Q12 | 51,574 | +33.8% |
| 1Q12 | 51,465 | +248.1% |
| 3Q11 | 43,406 | +17.2% |
| 2Q11 | 38,553 | +11.6% |
| 1Q11 | 14,786 | - |
| 3Q10 | 37,048 | - |
| 2Q10 | 34,538 | - |