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

Definitions
Team Over Record Over % Under % Total +/-
Indianapolis 66-58-2 53.2% 46.8% +1.9
Tennessee 75-66-1 53.2% 46.8% +1.0
Houston 73-74-2 49.7% 50.3% +0.8
Jacksonville 94-98-1 49.0% 51.0% +0.5