What is every Southwest Division team's record against the over/under line as an underdog since the 2019-2020 season?

Definitions
Team Over Record Over % Under % Total +/-
San Antonio 149-131-7 53.2% 46.8% +0.7
Memphis 111-105-3 51.4% 48.6% +0.8
Houston 139-132-3 51.3% 48.7% +1.3
New Orleans 97-114-3 46.0% 54.0% -0.5
Dallas 70-94-1 42.7% 57.3% -0.9