What is every National League West team's record against the over/under line as a road underdog since the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
SF Giants 295-296-32 49.9% 50.1% +0.4
LA Dodgers 107-110-8 49.3% 50.7% +0.4
San Diego 334-346-29 49.1% 50.9% +0.4
Arizona 334-357-25 48.3% 51.7% +0.5
Colorado 374-428-39 46.6% 53.4% +0.2