user: Question: What is the average black value (Hispanic/Non-Hispanic) having a white (Hispanic/Non-Hispanic) under 61.9, Multiracial (Hispanic/Non-Hispanic) under 12.5 and Hispanic under 99.4?
Columns: ['Municipality (2010)', 'White (both Hispanic and Non-Hispanic)', 'Black (Both Hispanic and Non-Hispanic)', 'Amerindian (Both Hispanic and Non-Hispanic)', 'n Asia (Both Hispanic and Non-Hispanic)', 'Multiracial (Both Hispanic and Non-Hispanic)', 'Hispanic (Of any Race)']
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Adjuntas', 93.1, 3.1, 0.3, 0.0, 3.4, 99.6]
SQL:

assistant: SELECT AVG("Black (Both Hispanic and Non-Hispanic)") FROM "Table" WHERE "White (both Hispanic and Non-Hispanic)" < 61.9 AND "Multiracial (Both Hispanic and Non-Hispanic)" < 12.5 AND "Hispanic (Of any Race)" < 99.4;