What is every National League Central team's record against the over/under line as a home underdog in the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Cincinnati 6-6-1 50.0% 50.0% -0.4
St. Louis 2-2-0 50.0% 50.0% +0.1
Houston 31-32-5 49.2% 50.8% +0.4
Milwaukee 9-10-0 47.4% 52.6% +0.9
Chi Cubs 25-30-3 45.5% 54.6% +0.7
Pittsburgh 9-22-2 29.0% 71.0% -1.2