4% as " Coloured ". 59% spoke Sotho as first language , 16% spoke Xhosa , and 14% spoke Afrikaans . English , Zulu and Tswana were each spoken by 3% of the population, and 1% spoke Tsonga . "Main Places [http://census.adrianfrith.com/place/41022 'Welkom'], [http://census.adrianfrith.com/place/41018 'Thabong'] and [http://census.adrianfrith.com/place/41015 'Riebeeckstad']. Census 2001. Retrieved