Which were there more abortions reported by the CDC in 2003, those at 7 weeks gestation or those at 8 weeks gestation?
return the  CDC ;return abortions reported by #1 ;return #2 in  2003 ;return #3 at  7 weeks  gestation ;return #3 at  8 weeks  gestation ;return number of  #4 ;return number of  #5 ;return which is more of #6 ,  #7
['select', 'project', 'filter', 'filter', 'filter', 'aggregate', 'aggregate', 'comparison']