Did fewer working Las Vegas residents commute by driving alone or via carpool in 2016?
return working Las Vegas residents ;return #1 that commute by driving alone in  2016 ;return #1 that commute via carpool in  2016 ;return number of  #2 ;return number of  #3 ;return which is fewer of #4 ,  #5
['select', 'filter', 'filter', 'aggregate', 'aggregate', 'comparison']