core + attic (Attic Area): these terms have been either depricated from the core or extentions, or removed from pending as not accepted into the full vocabulary.

downvoteCount

Canonical URL: http://schema.org/downvoteCount

Thing > Property > downvoteCount

The number of downvotes this question, answer or comment has received from the community.

Usage: Between 100 and 1000 domains
Values expected to be one of these types
Integer
Used on these types
Comment
Question

Schema Version 3.2