| （単位：千ドル） | 営業利益 | 前年比（％） |
|---|---|---|
| 3Q21 | 382,800 | +31.5% |
| 2Q21 | 473,300 | +170.9% |
| 1Q21 | 503,100 | +206.8% |
| 4Q20 | 258,700 | -16.3% |
| 3Q20 | 291,000 | -4.3% |
| 2Q20 | 174,700 | -48.2% |
| 1Q20 | 164,000 | -54.0% |
| 4Q19 | 309,000 | -46.2% |
| 3Q19 | 304,200 | -41.7% |
| 2Q19 | 337,300 | -19.7% |
| 1Q19 | 356,900 | -5.5% |
| 4Q18 | 574,200 | +24.1% |
| 3Q18 | 522,000 | +9.0% |
| 2Q18 | 420,300 | +19.6% |
| 1Q18 | 377,800 | +7.2% |
| 4Q17 | 462,800 | +157.7% |
| 3Q17 | 478,900 | +13.8% |
| 2Q17 | 351,400 | +9.6% |
| 1Q17 | 352,400 | +2.4% |
| 4Q16 | 179,600 | -50.7% |
| 3Q16 | 421,000 | +46.4% |
| 2Q16 | 320,600 | +12.2% |
| 1Q16 | 344,300 | +6.1% |
| 4Q15 | 364,082 | +71.3% |
| 3Q15 | 287,511 | -10.6% |
| 2Q15 | 285,723 | +1.1% |
| 1Q15 | 324,544 | +15.2% |
| 4Q14 | 212,494 | -14.9% |
| 3Q14 | 321,641 | +11.4% |
| 2Q14 | 282,540 | +5.0% |
| 1Q14 | 281,792 | -3.2% |
| 4Q13 | 249,739 | +15.2% |
| 3Q13 | 288,768 | +9.2% |
| 2Q13 | 269,180 | +11.9% |
| 1Q13 | 291,225 | +15.3% |
| 4Q12 | 216,731 | +19.5% |
| 3Q12 | 264,471 | +16.2% |
| 2Q12 | 240,543 | +25.4% |
| 1Q12 | 252,619 | +19.2% |
| 4Q11 | 181,302 | - |
| 3Q11 | 227,679 | +33.9% |
| 2Q11 | 191,791 | +19.6% |
| 1Q11 | 211,908 | - |
| 3Q10 | 170,009 | - |
| 2Q10 | 160,380 | - |