What is every AFC South Division team's record against the over/under line as an underdog since the 2014 season?

Definitions
Team Over Record Over % Under % Total +/-
Indianapolis 45-38-1 54.2% 45.8% +1.3
Tennessee 49-47-1 51.0% 49.0% -0.5
Jacksonville 58-59-1 49.6% 50.4% +0.5
Houston 49-57-1 46.2% 53.8% +0.6