What is every AFC North Division team's record against the over/under line as a home underdog in the 2013 season?

Definitions
Team Over Record Over % Under % Total +/-
Pittsburgh 3-0-0 100.0% 0.0% +15.8
Cleveland 2-1-0 66.7% 33.3% -4.7
Cincinnati 1-1-0 50.0% 50.0% -6.0
Baltimore 1-1-0 50.0% 50.0% -5.3