What is every AFC South Division team's record against the over/under line as a home underdog since the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Tennessee 27-17-1 61.4% 38.6% +2.5
Houston 23-20-0 53.5% 46.5% +3.0
Indianapolis 16-16-0 50.0% 50.0% +3.2
Jacksonville 24-34-0 41.4% 58.6% -3.1