What is every AFC West Division team's record against the over/under line in non-division games in the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Denver 9-2-0 81.8% 18.2% +5.3
Las Vegas 5-5-0 50.0% 50.0% +4.7
LA Chargers 5-5-0 50.0% 50.0% -3.8
Kansas City 4-6-0 40.0% 60.0% -1.9