What is every Southwest Division team's record against the over/under line as a road underdog since the 2011-2012 season?

Definitions
Team Over Record Over % Under % Total +/-
San Antonio 154-137-6 52.9% 47.1% +0.1
Dallas 174-174-2 50.0% 50.0% +0.7
Houston 155-155-4 50.0% 50.0% +1.7
Memphis 168-182-3 48.0% 52.0% +0.5
New Orleans 178-213-5 45.5% 54.5% -0.4