question: What are the top three apartment types in terms of the average room count? Give me the
#1 return apartment types 
#2 return average room count of #1 
#3 return #1 where #2 is highest 
#4 return #1 besides  #3 
#5 return #4 where #2 is highest 
#6 return #4 besides  #5 
#7 return #6 where #2 is highest 
#8 return #3 ,  #5 ,   #7