What is every National League Central team's record against the over/under line in the second game of a doubleheader in the 2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Chi Cubs 1-0-0 100.0% 0.0% +7.5
Cincinnati 1-0-0 100.0% 0.0% +7.5
Houston 1-0-0 100.0% 0.0% +2.5
Pittsburgh 0-1-0 0.0% 100.0% -1.5