 It has a rapidly growing population that is estimated at 6,709,900 people in 2019 by the Uganda Bureau of Statistics in an area of .In 2015, this metropolitan area generated an estimated nominal GDP of $13.80221 billion (constant US dollars of 2011) according to Xuantong Wang et al., which was more than half of Uganda's GDP for that year, indicating the importance of Kampala to Uganda's economy.Kampala is reported to be among the fastest-growing cities in Africa, with an annual population growth rate of 4.03 percent, by City Mayors.