 An autosomal DNA study from 2009 found a similar profile "all the Brazilian samples (regions) lie more closely to the European group than to the African populations or to the Mestizos from Mexico".According to another autosomal DNA study from 2008, by the University of Brasília (UnB), European ancestry dominates in the whole of Brazil (in all regions), accounting for 66% of the heritage of the population, followed by the African contribution (25%) and the Native American (9%).The archipelagos and islands of the Caribbean were the first sites of African dispersal in the western Atlantic during the post-Columbian era.