One report<https://www.prnewswire.com/news-releases/us-phones-were-hit-by-more-than-50-billion-robocalls-in-2021-says-youmail-robocall-index-301455319.html> conducted by the visual voicemail and robocall blocking software company YouMail estimates that about 50.5 billion robocalls were placed to U.S. consumers in 2021, which worked out to about 200 robocalls for every adult with a phone throughout the year. There are a number of apps that will block those harassing robocalls but make sure to read the fine print, as many also share your phone number and other personal information with analytic firms without your explicit consent.