MarkMonitor has identified 43 sites that participated in digital piracy. Three sites – Rapidshare, Megaupload.com and Megavideo.com- represented about 21 billion hits a year. Counterfeit goods such as counterfeit prescription drugs and luxury items accounted for a significantly smaller amount of traffic: about 92 million visitors per year. Of these, 26 sites offering counterfeit drugs found and seized about 51 million visitors each year. Another 21 sites were found hawking fake luxury goods, and attracted over 36 million visits per year.
Source: https://thehackernews.com/2011/01/pirated-content-sites-hacked-attract.html