What is every Southwest Division team's record against the over/under line as a favorite since the 2007-2008 season?

Definitions
Team Over Record Over % Under % Total +/-
New Orleans 316-296-7 51.6% 48.4% +0.2
San Antonio 468-479-9 49.4% 50.6% +0.5
Dallas 396-408-10 49.3% 50.8% 0.0
Houston 397-419-15 48.7% 51.4% -0.4
Memphis 305-353-14 46.4% 53.7% -0.4