What is every Southwest Division team's record against the over/under line as an underdog in the 2014-2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Dallas 16-13-0 55.2% 44.8% +6.8
New Orleans 23-19-1 54.8% 45.2% +2.5
Houston 19-16-0 54.3% 45.7% +2.2
San Antonio 9-9-0 50.0% 50.0% +0.3
Memphis 10-20-1 33.3% 66.7% -1.0