Kigali young, with 73 percent of residents being less than 30 years old, and 94 percent under the age of 50. In 2014, the proportion of people classified as living in poverty within Kigali was 15 percent, compared with 37 percent for Rwanda as a whole. The 2012 census recorded a workforce of 487,000 in Kigali. The city's biggest employment sector is agriculture, fishing and forestry, covering 24 percent of the workforce; utilities and financial services with 21 percent; trade 20 percent and government 12 percent. Mines for tin ore (cassiterite) have operated nearby, and the city built a smelting plant
Kigali down near Kigali Airport. This was the catalyst for the Rwandan genocide, in which 500,000–1,000,000 Tutsi and politically moderate Hutu were killed in well-planned attacks on the orders of the interim government. Opposition politicians based in Kigali were killed on the first day of the genocide, and the city then became the setting for fierce fighting between the army (mostly Hutu) and the Tutsi-dominated Rwandan Patriotic Front (RPF). On 8 April, Rwandan government forces attacked the RPF base in the parliament building from several directions, but RPF troops successfully fought back. The RPF then began an attack from the north