7162 bills with no votes listed in legislator_votes. Most of these appear to be duplicate entries in the legislative history. For example, HB 728 (2014 session) separately lists the third house reading and passage from the 'VOTE: Passage) with listed votes.
Redundant vote_id: VAV00040475
Identical vote_id, with votes listed: VAV00040476
Identical, with listed VAV00004346