What is every AFC West Division team's record against the over/under line in the playoffs since the 2009 season?

Definitions
Team Over Record Over % Under % Total +/-
Las Vegas 1-1-0 50.0% 50.0% 0.0
Kansas City 11-13-0 45.8% 54.2% +2.4
Denver 4-6-0 40.0% 60.0% -0.9
LA Chargers 2-4-0 33.3% 66.7% -0.5