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
Gazprom of Romania's, 36 percent of Germany's, 27 percent of Italy's, and 25 percent of France's gas. The European Union receives about 25 percent of its gas supply from Gazprom. In 2014, Europe was the source of 40% of Gazprom's revenue. The proportion of Europe’s gas bought in the spot market rose from 15 percent in 2008 to 44 percent in 2012. In September 2013, during the G20 summit, Gazprom signed an agreement with CNPC that the Henry Hub index would not be used to settle prices for their trades. On 21 May 2014, Putin met with Xi Jinping and negotiated