What is every AFC South Division team's record against the over/under line as a road underdog since the 2008 season?

Definitions
Team Over Record Over % Under % Total +/-
Indianapolis 48-36-2 57.1% 42.9% +2.0
Jacksonville 58-52-1 52.7% 47.3% +1.9
Tennessee 45-44-0 50.6% 49.4% +0.4
Houston 43-51-2 45.7% 54.3% -0.2