The top results of your google search for me is from Center for American Progress, a progressive think tank PAC. There's better data on this. The Ninth circuit has had the most cases heard by the Supreme Court, and over 79% of its decisions were reversed, second by percentage to the Sixth Circuit at 80% since 2007. [0]

[0]: https://ballotpedia.org/SCOTUS_case_reversal_rates_(2007_-_P...