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 151-127-6 54.3% -3.3 +2.0
Memphis 167-164-4 50.5% -5.5 +0.8
New Orleans 148-149-5 49.8% -3.9 +1.4
San Antonio 172-174-7 49.7% -7.0 -0.4
Houston 134-167-6 44.5% -7.7 -0.5