What is every Southwest Division team's record against the over/under line in non-division games since the 2008-2009 season?

Definitions
Team Over Record Over % Under % Total +/-
San Antonio 573-518-15 52.5% 47.5% +1.0
Houston 555-543-18 50.6% 49.5% +0.8
New Orleans 525-528-9 49.9% 50.1% +0.3
Dallas 543-546-9 49.9% 50.1% +0.3
Memphis 519-566-12 47.8% 52.2% -0.1