What is every AFC West Division team's record against the over/under line as a road underdog since the 2014 season?

Definitions
Team Over Record Over % Under % Total +/-
Kansas City 15-13-1 53.6% 46.4% +4.2
LA Chargers 25-25-0 50.0% 50.0% +2.0
Las Vegas 27-33-1 45.0% 55.0% -1.1
Denver 19-27-0 41.3% 58.7% -0.6