| | January - December | | ||||
| | 2017 | | 2016 | | 2015 | |
Classes of revenue | | ThU.S.$ | | ThU.S.$ | | ThU.S.$ | |
Revenue from sales of goods | | 5,133,339 | | 4,649,581 | | 5,018,138 | |
Revenue from rendering of services | | 105,002 | | 111,804 | | 128,602 | |
Total | | 5,238,341 | | 4,761,385 | | 5,146,740 | |