| | 2017 | | 2016 | | ||||||||
| | | | Present | | | | Present | | ||||
| | Minimum | | value of | | Minimum | | value of | | ||||
| | payments | | payments | | payments | | payments | | ||||
| | US$(000) | | US$(000) | | US$(000) | | US$(000) | | ||||
| | | | | | | | | | | | | |
Within a year | | | 56,915 | | | 40,224 | | | 57,592 | | | 40,428 | |
After one year but not more than five years | | | 267,962 | | | 241,651 | | | 318,643 | | | 281,192 | |
| | | | | | | | | | | | | |
Total minimum lease payments | | | 324,877 | | | 281,875 | | | 376,235 | | | 321,620 | |
| | | | | | | | | | | | | |
Less - amounts representing finance charges | | | (43,002) | | | - | | | (54,615) | | | - | |
| | | | | | | | | | | | | |
Present value of minimum lease payments | | | 281,875 | | | 281,875 | | | 321,620 | | | 321,620 | |