What is every Southwest Division team's record against the over/under line in non-division games since the 2017-2018 season?

Definitions
Team Over Record Over % Under % Total +/-
San Antonio 245-209-6 54.0% 46.0% +1.7
New Orleans 239-231-2 50.9% 49.2% +0.6
Memphis 228-240-7 48.7% 51.3% +0.1
Houston 232-246-11 48.5% 51.5% +0.2
Dallas 234-257-4 47.7% 52.3% -0.2