What is every AFC West Division team's record against the over/under line as an underdog? Includes the 2021 season plus historical records.

Definitions
Team Over Record Over % Under % Total +/-
Las Vegas 7-1-1 87.5% 12.5% +5.9
LA Chargers 5-2-0 71.4% 28.6% +4.6
Kansas City 1-1-0 50.0% 50.0% +7.5
Denver 8-8-0 50.0% 50.0% +2.6