Note 10 | Depreciation |
Amounts in US$ '000 | | 2017 | | | 2016 | | | 2015 | | |||
Oil and gas properties | | | 57,725 | | | | 61,080 | | | | 84,849 | |
Production facilities and machinery | | | 14,558 | | | | 10,788 | | | | 15,467 | |
Furniture, equipment and vehicles | | | 1,948 | | | | 2,702 | | | | 2,850 | |
Buildings and improvements | | | 844 | | | | 920 | | | | 874 | |
Depreciation of property, plant and equipment (a) | | | 75,075 | | | | 75,490 | | | | 104,040 | |
Productive assets | | | 72,283 | | | | 71,868 | | | | 100,316 | |
Administrative assets | | | 2,792 | | | | 3,622 | | | | 3,724 | |
Depreciation total (a) | | | 75,075 | | | | 75,490 | | | | 104,040 | |