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

Definitions
Team Over Record Over % Under % Total +/-
Houston 44-34-3 56.4% 43.6% +0.9
St. Louis 18-15-2 54.6% 45.5% +1.1
Milwaukee 21-21-2 50.0% 50.0% +0.1
Chi Cubs 36-37-4 49.3% 50.7% +0.3
Pittsburgh 27-29-5 48.2% 51.8% +0.6
Cincinnati 13-18-2 41.9% 58.1% -0.4