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

Definitions
Team Over Record Over % Under % Total +/-
New Orleans 9-8-0 52.9% 47.1% -1.9
Memphis 12-11-0 52.2% 47.8% -1.5
San Antonio 6-6-0 50.0% 50.0% -1.7
Dallas 15-18-0 45.5% 54.6% 0.0
Houston 13-24-3 35.1% 64.9% -6.9