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

Definitions
Team Over Record Over % Under % Total +/-
Seattle 282-278-27 50.4% 49.6% +0.7
Oakland 329-332-28 49.8% 50.2% +0.3
LA Angels 348-354-42 49.6% 50.4% +0.5
Houston 360-391-36 47.9% 52.1% +0.4
Texas 260-300-32 46.4% 53.6% +0.2