What is every AFC South Division team's record against the over/under line as a road underdog since the 2013 season?

Definitions
Team Over Record Over % Under % Total +/-
Indianapolis 36-27-1 57.1% 42.9% +1.7
Jacksonville 40-34-1 54.1% 46.0% +2.2
Tennessee 31-33-0 48.4% 51.6% -0.6
Houston 29-42-1 40.9% 59.2% -1.1