Whatever the percentage is of pedophiles within the priesthood, 100% of the Catholic Church has engaged in a cover-up of their perversion. The church has only admitted that any of this was true when they were dragged kicking and screaming into the courtroom.
Yes, it’s the institutional cover-up that’s the scandal. Bishops shielding pedophiles from the law - and transferring them to other parishes, with unsuspecting congregations.