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

Definitions
Team Over Record Over % Under % Total +/-
San Antonio 191-183-10 51.1% 48.9% -0.5
Dallas 224-219-3 50.6% 49.4% +0.7
Houston 210-208-4 50.2% 49.8% +2.1
Memphis 246-250-4 49.6% 50.4% +0.1
New Orleans 229-270-7 45.9% 54.1% -0.2