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

Definitions
Team Over Record Over % Under % Total +/-
New Orleans 143-127-1 53.0% 47.0% +1.1
Dallas 155-150-4 50.8% 49.2% +1.0
San Antonio 106-106-1 50.0% 50.0% +1.3
Houston 125-151-9 45.3% 54.7% -1.0
Memphis 101-134-8 43.0% 57.0% -1.9