What is every Southwest Division team's record against the over/under line as a home underdog since the 2012-2013 season?

Definitions
Team Over Record Over % Under % Total +/-
San Antonio 80-59-1 57.6% 42.5% +2.4
New Orleans 105-96-2 52.2% 47.8% +1.0
Memphis 91-88-1 50.8% 49.2% +0.2
Houston 77-82-2 48.4% 51.6% -0.8
Dallas 69-87-4 44.2% 55.8% -0.9