 
 <prompt> Wetin di census change for di 1990s? Based on di last question, write one context wey contain di answer. E fit be 1 - 20 sentences. Context: <response>: By 1990, Census Bureau don include more than a dozen ethnic/racial categories for census, wey show say social ideas about ethnicity don dey change, plus plenty immigrants wey don come stay for US because of changes for history and new immigration laws for 1960s. As society dey change, more people don dey push make dem recognize multiracial ancestry. Census Bureau don change how dem dey collect data by allowing people make dem identify themselves as more than one ethnicity. Some ethnic groups dey fear the political and economic effects, as federal help for groups wey never get help before dey depend on Census data. According to Census Bureau, as of 2002, over 75% of all African Americans get multiracial ancestries. 