| （単位：千ドル） | 営業キャッシュフロー | 前年比（％） |
|---|---|---|
| 4Q21 | 105,340 | +27.4% |
| 3Q21 | 111,803 | +17.4% |
| 2Q21 | 114,435 | -1.9% |
| 1Q21 | 82,980 | +30.4% |
| 4Q20 | 82,701 | +4.0% |
| 3Q20 | 95,244 | -15.7% |
| 2Q20 | 116,601 | +5.4% |
| 1Q20 | 63,614 | +1.4% |
| 4Q19 | 79,536 | +21.1% |
| 3Q19 | 112,972 | +3.6% |
| 2Q19 | 110,576 | +4.9% |
| 1Q19 | 62,713 | -20.1% |
| 4Q18 | 65,670 | -20.2% |
| 3Q18 | 109,000 | +11.1% |
| 2Q18 | 105,430 | +2.2% |
| 1Q18 | 78,528 | +13.9% |
| 4Q17 | 82,321 | +12.1% |
| 3Q17 | 98,096 | +3.7% |
| 2Q17 | 103,196 | +15.2% |
| 1Q17 | 68,919 | +42.9% |
| 4Q16 | 73,420 | -7.6% |
| 3Q16 | 94,580 | +8.6% |
| 2Q16 | 89,570 | +0.4% |
| 1Q16 | 48,235 | +45.7% |
| 4Q15 | 79,469 | -4.5% |
| 3Q15 | 87,115 | +26.0% |
| 2Q15 | 89,189 | +7.3% |
| 1Q15 | 33,106 | +5.5% |
| 4Q14 | 83,236 | +19.0% |
| 3Q14 | 69,141 | -0.6% |
| 2Q14 | 83,150 | +11.2% |
| 1Q14 | 31,384 | -25.5% |
| 4Q13 | 69,925 | +26.2% |
| 3Q13 | 69,586 | +55.7% |
| 2Q13 | 74,807 | +5.0% |
| 1Q13 | 42,119 | +91.0% |
| 4Q12 | 55,398 | -6.5% |
| 3Q12 | 44,690 | - |
| 2Q12 | 71,278 | - |
| 1Q12 | 22,050 | -22.6% |
| 4Q11 | 59,271 | +23.8% |
| 1Q11 | 28,484 | - |
| 4Q10 | 47,883 | - |
| 3Q10 | 42,607 | - |