Was more of the population under the age of 18 or between 18 to 24?
return the  population ;return ages of #1 ;return #1 where #2 is lower than 18 ;return #1 where #2 is higher than 18 ;return #4 where #2 is lower than 24 ;return number of  #3 ;return number of  #5 ;return which is highest of #6 ,  #7
['select', 'project', 'comparative', 'comparative', 'comparative', 'aggregate', 'aggregate', 'comparison']