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

Definitions
Team Over Record Over % Under % Total +/-
Arizona 700-706-63 49.8% 50.2% +0.5
San Diego 746-753-59 49.8% 50.2% +0.5
SF Giants 575-608-66 48.6% 51.4% +0.3
LA Dodgers 254-270-21 48.5% 51.5% +0.3
Colorado 736-804-74 47.8% 52.2% +0.3