== 13 per cent of Mercosur population is black??? == 

 where this numbers come???argentinian black population is less than 3 per cent,brazilian black population is less than 8 per cent,uruguayan black population is less than 2 per cent and paraguayan and venezuelean population is less than 7 per cent !if none of this countries have the black population above 10 per cent how the mercosur population of blacks are 13 per cent???let´s do the right information ??