What is every AFC West Division team's record against the over/under line as a home underdog since the 2018 season?

Definitions
Team Over Record Over % Under % Total +/-
Kansas City 3-1-0 75.0% 25.0% +4.0
Las Vegas 15-11-0 57.7% 42.3% +2.0
LA Chargers 6-5-0 54.6% 45.5% -1.0
Denver 8-14-0 36.4% 63.6% -1.9