What is every AFC West Division team's record against the over/under line as a road underdog since the 2011 season?

Definitions
Team Over Record Over % Under % Total +/-
LA Chargers 32-23-0 58.2% 41.8% +2.5
Denver 20-17-1 54.0% 46.0% +2.6
Las Vegas 33-31-1 51.6% 48.4% +0.4
Kansas City 20-21-2 48.8% 51.2% +1.2