What is every AFC West Division team's record against the over/under line since the 2004 season?

Definitions
Team Over Record Over % Under % Total +/-
Las Vegas 159-156-10 50.5% 49.5% +0.7
Denver 163-168-5 49.2% 50.8% +0.5
LA Chargers 159-170-7 48.3% 51.7% +0.8
Kansas City 160-183-5 46.7% 53.4% 0.0