:returns: The frequency with which the user associated with this profile
                  responds to messages.

def responds(self):
        """
        :returns: The frequency with which the user associated with this profile
                  responds to messages.
        """
        contacted_text = self._contacted_xpb.\
                         get_text_(self.profile_tree).lower()
        if 'contacted' not in contacted_text:
            return contacted_text.strip().replace('replies ', '')