What is every AFC West Division team's record against the over/under line as a road underdog in the 2009 season?

Definitions
Team Over Record Over % Under % Total +/-
Kansas City 5-3-0 62.5% 37.5% +5.1
Denver 3-2-0 60.0% 40.0% -0.4
LA Chargers 2-2-0 50.0% 50.0% +3.9
Las Vegas 3-5-0 37.5% 62.5% -1.4