question: How many more percent of Armenians approved of U.S. leadership than disapproved?
#1 return Armenians 
#2 return #1 that approved of U.S. leadership 
#3 return #1 that disapproved of U.S. leadership 
#4 return percent of #2 
#5 return percent of #3 
#6 return the  difference of #4 and  #5