What is every AFC West Division team's record against the over/under line in the regular season since the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Las Vegas 96-94-5 50.5% 49.5% +0.7
Kansas City 90-103-2 46.6% 53.4% -0.6
Denver 89-103-3 46.4% 53.7% -0.3
LA Chargers 88-105-2 45.6% 54.4% -0.4