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

Definitions
Team Over Record Over % Under % Total +/-
San Antonio 18-10-0 64.3% 35.7% +3.8
New Orleans 18-11-0 62.1% 37.9% +2.3
Dallas 15-17-2 46.9% 53.1% +0.9
Memphis 13-22-0 37.1% 62.9% -0.3
Houston 6-12-0 33.3% 66.7% -2.4