elsewhere in the region , the other key economies in terms of gdp and population size are colombia -lrb- population 36m ; gdp dollars 50bn -rrb- ; chile -lrb- population 14m ; gdp dollars 40bn -rrb- ; peru -lrb- population 22m ; gdp dollars 47bn -rrb- ; venezuela -lrb- population 20m ; gdp dollars 64bn -rrb- ; ecuador -lrb- population 11m ; gdp dollars 14bn -rrb- and bolivia -lrb- population 7.5m ; gdp dollars 6.75bn -rrb- .