How many fewer cases of hypertension is TX expecting to see in 2010 comapred with 2030?
return TX ;return expecting cases of hypertension in  2010 of  #1 ;return expecting cases of hypertension in  2030 of  #1 ;return number of  #2 ;return number of  #3 ;return the  difference of #4 and  #5
['select', 'project', 'project', 'aggregate', 'aggregate', 'arithmetic']