What is every AFC South Division team's record against the over/under line as an underdog? Includes the 2019 season plus historical records.

Definitions
Team Over Record Over % Under % Total +/-
Jacksonville 6-3-0 66.7% 33.3% +5.7
Tennessee 3-2-0 60.0% 40.0% 0.0
Indianapolis 4-3-0 57.1% 42.9% +1.9
Houston 4-3-0 57.1% 42.9% -0.9