What is every AFC West Division team's record against the over/under line as a road underdog since the 2017 season?

Definitions
Team Over Record Over % Under % Total +/-
Kansas City 6-3-0 66.7% 33.3% +13.9
LA Chargers 11-7-0 61.1% 38.9% +2.3
Denver 8-9-1 47.1% 52.9% +1.2
Las Vegas 9-12-1 42.9% 57.1% -1.4