census revealed the following percentage: 3,218,000 White people (79.94%), 477,000 Brown ( Multiracial ) people (11.84%), 300,000 Black people (7.45%), 19,000 Amerindian people (0.48%), 8,000 Asian people (0.20%). Porto Alegre was composed mainly of Azoreans (Portuguese) and their African slaves until the first half of the 19th century.  The first non-Portuguese