BitTorrent is one of the most common protocols for transferring large files; such as, digital video files containing TV shows and video clips, or digital audio files containing songs. P2P networks were estimated to, collectively, account for approximately 43% to 70% of Internet traffic depending on location, as of February 2009.[2] In February 2013, BitTorrent was responsible for 3.35% of all worldwide bandwidth—more than half of the 6% of total bandwidth dedicated to file sharing.[3] In 2019, BitTorrent was a dominant file sharing protocol and generated a substantial amount of Internet traffic, with 2.46% of downstream, and 27.58% of upstream traffic.[4]