What is every AFC West Division team's record against the over/under line as a road favorite since the 2009 season?

Definitions
Team Over Record Over % Under % Total +/-
Kansas City 40-25-0 61.5% 38.5% +3.7
LA Chargers 24-23-2 51.1% 48.9% -0.3
Denver 24-26-0 48.0% 52.0% +0.1
Las Vegas 8-13-1 38.1% 61.9% -3.8