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

Definitions
Team Over Record Over % Under % Total +/-
Denver 11-5-1 68.8% 31.3% +2.7
LA Chargers 10-6-0 62.5% 37.5% -0.8
Kansas City 7-8-1 46.7% 53.3% -2.9
Las Vegas 7-9-0 43.8% 56.3% -0.1