Question: WHich Category in White has a Amerindian of 4,87%?
SQL: SELECT "White" FROM "2-16176416-3" WHERE "Amerindian" = '4,87%';

Question: WHich Category in White has a Black of 38,05%?
SQL: SELECT "White" FROM "2-16176416-3" WHERE "Black" = '38,05%';

Question: Which Category in Brown has a Frequency of 0.08%?
SQL: SELECT "Brown" FROM "2-16176416-3" WHERE "Frequency" = '0.08%';

Question: Which Category in Black has a Brown of 6,54%?
SQL: SELECT "Black" FROM "2-16176416-3" WHERE "Brown" = '6,54%';