What is every Atlantic Division team's record against the over/under line as an underdog since the 2011-2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Toronto 238-227-4 51.2% 48.8% +1.1
Brooklyn 316-322-8 49.5% 50.5% +0.9
Philadelphia 279-295-10 48.6% 51.4% -0.6
New York 306-333-9 47.9% 52.1% -0.2
Boston 183-215-3 46.0% 54.0% -0.2