Bolivia (full name, Republic of Bolivia) covers an area of approximately 1.1 million sq km with a terrain consisting of the rugged Andes Mountains with a highland plateau (Altiplano), hills and the lowland plains of the Amazon Basin. Bolivia borders Argentina, Brazil, Chile, Paraguay and Peru, and is completely landlocked. The country is divided into 9 departments: Beni, Chuquisaca, Cochabamba, La Paz, Oruro, Pando, Potosi, Santa Cruz and Tarija. Sucre is the official capital while La Paz is the administrative capital - with a time difference of 4 hours behind that of GMT. The currency is the boliviano, and exports include soya beans, natural gas, zinc, gold, silver, lead, tin, antimony, wood and sugar. The population of approximately 9,800,000 people comprises an ethnic makeup that is 30% Quechua, 30% mestizo (mixed white and Amerindian), 25% Aymara and 15% white. The primary languages are Spanish, Quechua, Aymara and Guarani, and the predominant religion is Christianity.