question: During 2007 , what was the percent of defective mortgages not underwritten to Citi 's standards ?
answer: over 80 %
turker_answer: During 2007 , over 80 % of defective mortgages was not underwritten to Citi 's standards .
rule-based: During 2007 , the percent of defective mortgages was not underwritten over 80 % to Citi 's standards .