What is every National League West team's record against the over/under line as a road underdog since the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
LA Dodgers 56-45-4 55.5% 44.6% +0.6
SF Giants 219-221-28 49.8% 50.2% +0.4
San Diego 234-237-21 49.7% 50.3% +0.4
Arizona 257-261-16 49.6% 50.4% +0.6
Colorado 282-324-24 46.5% 53.5% +0.3