What is every AFC West Division team's record against the over/under line as a road underdog since the 2006 season?

Definitions
Team Over Record Over % Under % Total +/-
LA Chargers 41-29-2 58.6% 41.4% +3.5
Denver 35-27-2 56.5% 43.5% +2.6
Las Vegas 50-52-3 49.0% 51.0% +0.7
Kansas City 32-43-3 42.7% 57.3% -0.9