Voters in Equatorial Guinea converge in voting centers on Sunday to elect their president among the five candidates, including the current head of state, Teodoro Obiang Nguema, who has declared that he does not expect anything less than 97 percent of the votes cast. Polling stations are scheduled to open at 8 a.m. (0700 GMT) and close at 6 p.m. (1700 GMT). The candidate for the ruling Democratic Party of Equatorial Guinea (PDGE), Obiang, who has been in power for three decades, won the last election in December 2002 with 97.1 percent of the votes cast. The four other candidates are Placido Minko Abogo of the Convergence for Social Democracy (CPDS), Carmelo Mba Bacale of the Popular Action for Equatorial Guinea, Achivaldo Montero of the People's Union and Bonaventura Monsuy Asumu of the Coalition of Social democrats Party. The elections are seen as a race mainly between Obiang and Minko Abogo, although the president is widely expected to win another landslide victory. Obiang led a coup in August 1979 which toppled the then leader Francisco Macias Nguema. In 1982, He was elected president for a seven-year term. Obiang was re-elected in 1989, 1996 and 2002, each time with more than 90 percent of vote. Mico Abogo is the only CPDS deputy in the Chamber of People's Representatives (parliament). His party won one out of the 100 seats in the parliamentary elections in 2008, while the PDGE and its allies took all the rest. This Central African country covers 28,051 square km with a population of one million. it is made up of two parts: the mainland part which borders Cameroon and Gabon, and islands where the capital Malabo is located. Equatorial Guinea is third oil producer in sub-Saharan Africa with a double digit economic growth recorded for several years. 