What is every AFC South Division team's record against the over/under line as a road underdog since the 2017 season?

Definitions
Team Over Record Over % Under % Total +/-
Indianapolis 22-20-0 52.4% 47.6% +1.3
Tennessee 19-19-0 50.0% 50.0% -1.8
Jacksonville 21-21-1 50.0% 50.0% +2.0
Houston 19-27-1 41.3% 58.7% -0.2