What is every Southwest Division team's record against the over/under line as a road underdog since the 2018-2019 season?

Definitions
Team Over Record Over % Under % Total +/-
San Antonio 95-87-6 52.2% 47.8% +0.1
Houston 83-78-1 51.6% 48.5% +2.4
Memphis 81-80-2 50.3% 49.7% +1.3
Dallas 65-72-2 47.5% 52.6% +0.3
New Orleans 72-86-2 45.6% 54.4% -0.7