The National Assembly (Asamblea Nacional) is the legislature for Venezuela that was first elected in 2000. It is a unicameral body made up of a variable number of members, who were elected by a "universal, direct, personal, and secret" vote partly by direct election in state-based voting districts, and partly on a state-based party-list proportional representation system. The number of seats is constant, each state and the Capital district elected three representatives plus the result of dividing the state population by 1.1% of the total population of the country. Three seats are reserved for representatives of Venezuela's indigenous peoples and elected separately by all citizens, not just those with indigenous backgrounds. For the 2010 to 2015 the number of seats was 165. All deputies serve five-year terms. The National Assembly meets in the Federal Legislative Palace in Venezuela's capital, Caracas. Congress of Venezuela Under its previous 1961 Venezuelan Constitution, Venezuela had a bicameral legislature, known as the Congress (Congreso). This Congress was composed of a Senate of Venezuela (Senado) and a Venezuelan Chamber of Deputies (Cámara de Diputados). The Senate was made up of two senators per state, two for the Federal District, and a number of ex officio senators intended to represent the nation's minorities. In addition, former presidents (those elected democratically or their replacements legally appointed to serve at least half a presidential term) were awarded lifetime senate seats. Senators were required to be Venezuelan-born citizens and over the age of 30. The members of the Chamber of Deputies were elected by direct universal suffrage, with each state returning at least two. Deputies had to be at least 21 years old. The Senate and the Chamber of Deputies were each led by a President, and both performed their functions with the help of a Directorial Board. The President of Senate of Venezuela hold additional title of the President of Congress, and was constitutional successor of the President of Venezuela in case of a vacancy.