What is every AFC West Division team's record against the over/under line as a road underdog since the 2013 season?

Definitions
Team Over Record Over % Under % Total +/-
Kansas City 14-12-1 53.8% 46.2% +4.6
Las Vegas 26-23-1 53.1% 46.9% +0.1
LA Chargers 24-22-0 52.2% 47.8% +1.7
Denver 14-13-1 51.8% 48.1% +1.7