per km2. The population density during 2000 Zambian census stood at 17.8. The decadal population growth of the province was 2.60 per cent. The province recorded the highest rural population of 1,392,338 in 2010 among all provinces in the country. The lowest median age of 20.1 years was recorded in the province as of 2010. The median age in the province at the time of marriage was 20.1. The average household size was 5.2, with the families headed by females being 4.3 and 5.5 for families headed by men. The total eligible voters in the province constituted 60.30 per cent. The unemployment rate of the province was 8.80 per cent. The total fertility rate was 6.6, complete birth rate was 6.3, crude birth rate was 38.0, child women population at birth was 819, general fertility rate was 168, gross reproduction rate was 2.6 and net reproduction rate was 1.8. The total labour force constituted 58.70 per cent of the total population. Out of the labour force 67.4 per cent were men and 50.7 per cent were women. The annual growth rate of labour force was 1.8 per cent. Nyanja was the most spoken language with more than 70.00 per cent speaking it. The total population in the province with the condition Albinism stood at 3,225. The life expectancy at birth stood at 46 compared to the national average of 51. Culture and wildlife parks The Luangwa Valley in Eastern Province has one of the best managed wild life areas in Zambia. South Luangwa National Park (although most of it lies outside the province, its management and the only public road access is from the province), North Luangwa National Park in Northern Province, Luambe National Park and Lukusuzi National Park are the major national parks in Eastern province. Game management areas cover most of the Luangwa Valley outside the national parks, and many animals migrate through the Province between the valley and game reserves in the highlands of neighbouring Malawi. The Kulamba ceremony is the largest traditional ceremony in Zambia and is celebrated in Katete District by the Chewa tribe during August, the Nc'wala festival is celebrated in Chipata District by the Ngoni tribe during February, Kulonga festival celebrated in Lundazi District by Tumbuka tribe during August, Malaila festival celebrated in Mambwe District by Kunda tribe during August, Zengani festival celebrated in Lundazi District by Tumbuka tribe during October, Tuwimba festival