What is every AFC South Division team's record against the over/under line as an underdog since the 2003 season?

Definitions
Team Over Record Over % Under % Total +/-
Tennessee 98-87-3 53.0% 47.0% +1.4
Indianapolis 73-68-2 51.8% 48.2% +1.4
Houston 104-103-4 50.2% 49.8% +0.6
Jacksonville 116-117-2 49.8% 50.2% +0.4