Here's one more visual charting the eFG% of selected Big Ten teams (plus Iowa State under Hoiberg) since NU joined Big Ten.

Note: Wisconsin's 53.3 and 54.3 were the final four teams.

Note 2: Those 4 Purdue teams above 53? They won 109 games over 4 years. pic.twitter.com/l3F2b6tSq9

— Sam McKewon (@swmckewonOWH) February 23, 2021