What is every Southwest Division team's record against the over/under line in conference games since the 2014-2015 season?

Definitions
Team Over Record Over % Under % Total +/-
New Orleans 266-257-6 50.9% 49.1% +0.6
San Antonio 274-266-7 50.7% 49.3% 0.0
Houston 277-293-8 48.6% 51.4% -0.7
Dallas 257-281-8 47.8% 52.2% +0.2
Memphis 250-292-8 46.1% 53.9% -0.4