ACGME and Retaliation against residents

What is the percentile of US residents who believe that the ACGME cover or protect program directors? What is the percentile of US residents who believe that the ACGME or US programs discriminate against IMG or abuse IMGs? What is the percentile of the US program director who believes that resident abuse exists inside the US or those who believe that never in the history of US residency any resident was abused by a program director??