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

Definitions
Team Over Record Over % Under % Total +/-
Las Vegas 143-141-9 50.4% 49.7% +0.8
Denver 146-150-5 49.3% 50.7% +0.6
LA Chargers 144-152-7 48.7% 51.4% +0.8
Kansas City 144-167-5 46.3% 53.7% -0.2