This report draws data from a wide range of reliable sources to provide an estimate of the shape and size of the piracy universe. It is based upon an in-depth study of a range of ecosystems commonly used for the distribution of infringing content. Analysis demonstrates the number of unique internet users who employ each infringement method to obtain material as well as the overall proportion of internet bandwidth used by each ecosystem. In addition to original data collection by NetNames, the report draws on supplemental data from leading companies including Sandvine and Cisco.