| Net debt | | 12/31/2017 | | 12/31/2016 | | ||
| | | ThUS$ | | ThUS$ | | ||
| | | | | | | | |
| Cash and cash equivalents | | | 630,438 | | | 514,669 | |
| Liquid investments | | | 360,941 | | | 284,160 | |
| Borrowings - repayable within one year (including overdraft) | | | (177,062) | | | (160,243) | |
| Borrowings - repayable after one year | | | (1,031,507) | | | (1,059,706) | |
| Net debt | | | (217,190) | | | (421,120) | |
| | | | | | | | |
| Cash and liquid investments | | | 991,379 | | | 798,829 | |
| Gross debt - fixed interest rates | | | (1,208,569) | | | (1,219,949) | |
| Net debt | | | (217,190) | | | (421,120) | |
| | | Other Assets | | Liabilities from financing activities | | |||||||||||
| | | Cash/bank overdraft | | Liquid Investments | | Borrow. Due within 1 year | | Borrow. Due after 1 year | | Total | | |||||
| | | ThUS$ | | ThUS$ | | ThUS$ | | ThUS$ | | ThUS$ | | |||||
| Net debt as at 1 January 2016 | | | 527,259 | | | 617,267 | | | (399,275) | | | (1,217,172) | | | (471,921) | |
| Cash flows | | | (20,362) | | | (339,556) | | | 277,000 | | | 140,000 | | | 57,082 | |
| Foreign exchange adjustments | | | 7,772 | | | 6,449 | | | (1,879) | | | (25,015) | | | (12,673) | |
| Other non - cash movements | | | - | | | - | | | (36,089) | | | 42,481 | | | 6,392 | |
| Net debt as at 31 december 2016 | | | 514,669 | | | 284,160 | | | (160,243) | | | (1,059,706) | | | (421,120) | |
| Cash flows | | | 98,285 | | | 59,326 | | | (16,288) | | | 54,275 | | | 195,598 | |
| Foreign exchange adjustments | | | 17,484 | | | 17,455 | | | (531) | | | (26,287) | | | 8,121 | |
| Other non - cash movements | | | - | | | - | | | - | | | 211 | | | 211 | |
| Net debt as at 31 december 2017 | | | 630,438 | | | 360,941 | | | (177,062) | | | (1,031,507) | | | (217,190) | |