What is every AFC West Division team's record against the over/under line in non-division games in the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Las Vegas 6-2-2 75.0% 25.0% +5.2
Kansas City 7-5-0 58.3% 41.7% +1.2
LA Chargers 4-6-0 40.0% 60.0% +2.2
Denver 4-9-0 30.8% 69.2% -1.6