Cash flow statement

Consolidated Cash Flow Statement

  (thousands US$ dollars)
Year ended 31 Dec2021202020192018201720162015
               
Net cash from operating activities 895,141 917,685 435,909 588,359  761,471 897,958  542,894
               
Cash flows from investing activities              
Purchase of property, plant and equipment (592,052) (412,326) (559,264) (668,669)  (604,751) (434,050) 

(474,692)

Proceeds from sale of property, plant,
equipment and other assets
6,042 266 1,309 78  26,078 277  6,077
Purchase of available for sale financial assets - - (19,877) -
Repayments of loans granted to contractors - - 1,327  925 2.626  1,567
Sliverstream contract 48,986 33,710 24,303  36,303  43,349 47,565  39,430
Proceeds from the sale of debt investments - - - 20,087 - - -
Interest received 10,459 12,249 24,176  19,520  14,535 6,958  4,614
Net cash used in investing activities (501,565) (366,101) (509,476)  (591,354)  (339,741) (457,906)  (246,529)
               
Cash flows from financing activities              
Principal elements of lease payments (5,971) (5,780) (4,681) - - - -
Dividends paid to shareholders of the Company1 (245,561) (104,686) (142,179)  (298,068)  (236,560) (88,219)  (37,529)
Capital contribution2 31,885 53 53,256 23,613 18,869 7,361 4,796
Interest paid3
(49,334) (59,891) (57,069)  (35,177)  (35,503) (28,028)  (35,144)
Net cash used in financing activities (227,316) 178,734 (150,673)  (309,632)  (253,194) (108,886)  (67,877)
               
Net increase in cash and cash equivalents during year 166,260 730,318 (224,240)  (312,627)  168,536 331,166  228,488
Effect of exchange rate on cash and cash equivalents (1,393) 3,521 31  (2,622)  (4,456) (632)  (1,408)
Cash and cash equivalents at 1 January 1,070,415 336,576 560,785  876,034  711,954 381,420  154,340
Cash and cash equivalents at 31 December 1,235,282 1,070,415 336,576  560,785  876,034 711,954  381,420

1Includes the effect of hedging of dividend payments made in currencies other than US$.  2Corresponds to capital contribution from non-controlling interest 3Total interest paid during the year ended 31 Dec 21 less amounts capitalised totalling US$8.4 million (2020: US$8.8 million) which were included within the caption Purchase of property, plant and equipment.