What is every AFC South Division team's record against the over/under line as a road favorite since the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Houston 13-10-0 56.5% 43.5% +2.1
Jacksonville 8-7-1 53.3% 46.7% +2.3
Tennessee 14-13-1 51.9% 48.2% -0.2
Indianapolis 15-15-0 50.0% 50.0% +2.0