What is every National League West team's record against the over/under line as a road underdog since the 2008 season?

Definitions
Team Over Record Over % Under % Total +/-
SF Giants 400-402-38 49.9% 50.1% +0.3
LA Dodgers 206-208-16 49.8% 50.2% +0.4
San Diego 462-475-39 49.3% 50.7% +0.5
Arizona 448-470-34 48.8% 51.2% +0.4
Colorado 462-542-53 46.0% 54.0% +0.2