What is every AFC West Division team's record against the over/under line as a favorite since the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Las Vegas 26-27-3 49.1% 50.9% +0.8
Kansas City 62-77-0 44.6% 55.4% -1.5
LA Chargers 35-45-2 43.8% 56.3% +0.8
Denver 25-44-2 36.2% 63.8% -3.0