A national railway system that extends throughout the country and into Spain, is supported and administered by Comboios de Portugal (CP). Rail transport of passengers and goods is derived using the  of railway lines currently in service, of which  are electrified and about  allow train speeds greater than . The railway network is managed by Infraestruturas de Portugal while the transport of passengers and goods are the responsibility of CP, both public companies. In 2006, the CP carried 133,000,000 passengers and  of goods.