What is every National League Central team's record against the over/under line as an underdog since the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Pittsburgh 238-224-18 51.5% 48.5% +0.8
Cincinnati 285-281-26 50.3% 49.6% +0.5
St. Louis 144-145-17 49.8% 50.2% +0.7
Chi Cubs 91-92-7 49.7% 50.3% +0.4
Milwaukee 215-266-24 44.7% 55.3% -0.0