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

Definitions
Team Over Record Over % Under % Total +/-
LA Angels 563-529-62 51.6% 48.4% +0.5
Seattle 681-686-62 49.8% 50.2% +0.4
Oakland 682-706-62 49.1% 50.9% +0.5
Texas 656-688-66 48.8% 51.2% +0.6
Houston 556-600-46 48.1% 51.9% +0.4