What is every Southwest Division team's record against the point spread as an underdog since the 2017-2018 season?

Definitions
Team ATS Record Cover % MOV ATS +/-
Dallas 146-126-6 53.7% -3.5 +1.9
Memphis 167-164-4 50.5% -5.5 +0.8
New Orleans 148-147-5 50.2% -3.8 +1.5
San Antonio 172-174-7 49.7% -7.0 -0.4
Houston 134-167-6 44.5% -7.7 -0.5