What are the support, consider, and oppose rates of each candidate, ordered ascending by their unsure rate?
return candidates ;return support rates of  #1 ;return consider rates of  #1 ;return oppose rates of  #1 ;return unsure rates of  #1 ;return #2 ,  #3 ,   #4 ;return #6 sorted by #5 in ascending order
['select', 'project', 'project', 'project', 'project', 'union', 'sort']