Maybe you are referring to this article?
My personal take is that people found the cheating code, and the number will be higher and higher.
“Worldwide, approximately 2%–5% of adults experience attention-deficit/hyperactivity disorder (ADHD, Attention-Deficit/Hyperactivity Disorder Diagnosis, Treatment, and Telehealth Use in Adults — National Center for Health Statistics Rapid Surveys System, United States, October–November 2023 | MMWR)“