“I think it’s definitely worthy of discussion to have term limits for the Supreme Court. [Being a justice] is a big responsibility, and there ought to be some kind of limits,” Sen. Ron Johnson recently said.
The D.C. Circuit numbers were compiled by Fix the Court intern Elise Spenner, who also crunched the Supreme Court data for the High School SCOTUS site back in June.
Even if the justices correctly recuse the vast majority of the time there's a conflict, judges and justices, per a 2021 Chief Justice Roberts report, "are duty-bound to strive for 100% compliance because public trust is essential, not incidental, to our function."