 It was estimated that in 2010, more than 4,000 Belgian nationals were resident in the DRC, and the Congolese community in Belgium was at least 16,000 strong.The "Matongé" quarter in Brussels is the traditional focal point of the Congolese community in Belgium.In popular music, Latin music such as rumba was introduced from Cuba in the 1930s and 1940s during the colonial era, and Latin music played extensively in Belgian Congo.