What is every AFC South Division team's record against the over/under line as an underdog in the 2018 season?

Definitions
Team Over Record Over % Under % Total +/-
Indianapolis 4-5-0 44.4% 55.6% +1.2
Tennessee 4-6-0 40.0% 60.0% -3.6
Jacksonville 3-6-0 33.3% 66.7% -8.2
Houston 1-3-0 25.0% 75.0% -3.5