What is every American League West team's record against the over/under line as an underdog since the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Seattle 377-354-24 51.6% 48.4% +0.6
Oakland 438-430-38 50.5% 49.5% +0.6
LA Angels 370-370-42 50.0% 50.0% +0.4
Texas 444-457-42 49.3% 50.7% +0.5
Houston 140-147-15 48.8% 51.2% +0.5