question: Which ethnicities account for less than 5% of the population, but more than 1%?
#1 return ethnicities 
#2 return %S of the  population of  #1 
#3 return #1 where #2 is more than 1 %  
#4 return #1 where #2 is less than 5 %  
#5 return #1 in  both #3 and  #4