Returns a list of dictionaries, one for each preference, that associates each position in
        the ranking with a list of integer representations of the candidates ranked at that 
        position and returns a list of the number of times each preference is given.

def getReverseRankMaps(self):
        """
        Returns a list of dictionaries, one for each preference, that associates each position in
        the ranking with a list of integer representations of the candidates ranked at that 
        position and returns a list of the number of times each preference is given.
        """

        reverseRankMaps = []
        for preference in self.preferences:
            reverseRankMaps.append(preference.getReverseRankMap())
        return reverseRankMaps