this site shows 18 "hoax" listings during the year 2020. There were over 8000 hate crimes reported that year according to the FBI.
btw, the site you linked seems to be an anonymous website with no indication of provenance or purpose ... unsolicited advice but I would caution against such material. You might find this information helpful: https://www.uow.edu.au/student/learning-co-op/finding-and-us...