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

Definitions
Team Over Record Over % Under % Total +/-
St. Louis 191-184-18 50.9% 49.1% +0.6
Chi Cubs 164-165-14 49.9% 50.2% +0.6
Pittsburgh 267-279-25 48.9% 51.1% +0.5
Cincinnati 265-291-20 47.7% 52.3% +0.3
Milwaukee 185-244-26 43.1% 56.9% -0.1