“Today, bots account for 56 percent of all of website visits, says Marc Gaffan, CEO of Incapsula, a company that sells online security services. Incapsula recently an an analysis of 20,000 websites to get a snapshot of part of the web, and on smaller websites, it found that bot traffic can run as high as 80 percent.”

Source:Bots Now Outnumber Humans on the Web | WIRED