Gazprom Libya, Kazakhstan, Uzbekistan, Kyrgyzstan and Tajikistan. Gazprom's Unified Gas Supply System (UGSS) includes of gas trunklines and branches and 218 compressor stations with a 41.4 GW capacity. The UGSS is the largest gas transmission system in the world. In 2008, the transportation system carried of gas. The UGSS has reached its capacity. Major transmission projects include the Nord Stream and South Stream pipelines, as well as pipelines inside Russia. In 2006, Gazprom sold of gas to domestic customers; to the rest of Europe; and to CIS countries and the Baltic states. Gazprom receives about 60 percent of its revenue from
Sibir Energy Sibir Energy. On 15 February 2011, it announced becoming the only shareholder in Sibir Energy after the withdrawal of the Moscow government-controlled Central Fuel Company. The company's primary assets are Salym oil fields in Nefteyugansk area operated by Salym Petroleum Development, a 51% voting share in Moscow Oil Refinery, operated in partnership with Gazprom Neft, and a substantial interest in Moscow-based gasoline retail networks. Through its subsidiary, Magma, Sibir Energy has interests in the Yuzhnoye and Orekhovskoye fields in West Siberia. It owns the Moscow Oil and Gas Company (formerly: The Moscow Oil Company). Before takeover by Gazprom Neft, Sibir