rural and hence there are no city or municipal councils. The government stipulates 63 different functions for the councils, with the majority of them being infrastructure management and local administration. Councils are mandated to maintain each of their community centres, zoos, local parks, drainage systems, playgrounds, cemeteries, caravan sites, libraries, museums and art galleries. They also work with specific government departments for helping in agriculture, conservation of natural resources, providing postal service, and establishing and maintaining hospitals, schools and colleges. The councils prepare schemes that encourage community participation. Economy and society As of 2014, a total of 6,853 (59.2%) out of 11,576 candidates obtained a Full School Certificate (the Grade 12 examination). The unemployment rate was 10% and the youth unemployment rate was 14.2% in 2016. As per the Living Condition Monitoring survey of 2015, malaria was the most common illness and accounted for 14.3% of reported deaths. HIV prevalence in the province as of 2013–14 was 12.5% overall, 14.8% for women, and 9.8% for men. The total area of crops planted during 2014 in the province was 391,593.23 hectares, which constituted 20.64% of the total area cultivated in Zambia. The net production stood at 971,484 metric tonnes, which formed 23.85% of the total agricultural production in the country. Wheat was the major crop in the province with 99,758 metric tonnes, constituting 49.51% of the national output. The annual rate of inflation in the province as of August 2017 was 7.2% against a national rate of 6.3%, and the provincial contribution to the national inflation during the same period was 0.8. Culture The Ikubi Lya Loongo festival is celebrated in Mumbwa district by the Sala tribe during July, the Ichibwela Mushi festival is celebrated in Mkushi district by the Bisa/Swaka/Lala tribe during September, the Musaka Jikubi festival is celebrated in Mumbwa district by the Kaonde tribe during September, the Kulamba Kubwalo festival is celebrated in Chibombo district by the Lenje tribe during October, and the Ikubi Lya Malumbe-Munyama festival is celebrated in Mumbwa district by the Kaonde Ila tribe during October. The Kulamba Kubwalo festival is attended by 250,000 people annually to pay tribute to their leader and celebrate the harvest. Environment Kafue National Park, the country's largest national park, is shared with the Southern and North-Western Provinces. Blue Lagoon National Park located in the northern part of the Kafue Flats, Kasanka National Park in the border of Bangweulu Wetlands,