What is every AFC North Division team's record against the over/under line as a home favorite in the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Baltimore 5-2-0 71.4% 28.6% +8.1
Cleveland 1-1-0 50.0% 50.0% +9.0
Cincinnati 1-4-0 20.0% 80.0% -1.8
Pittsburgh 1-6-0 14.3% 85.7% -5.1