prepared by the Statistical Division of the Economic Commission for Europe, United Nations ; with financial support from the United States Census Bureau
1995-2000

ONU-United Nations, Department of Economic and Social Affairs, Population Division
1989-

ONU-United Nations, Department of Economic and Social Development, Statistical Division
1948-

ONU-Naciones Unidas, Departamento de Asuntos Economicos y Sociales Internacionales
1985-1990

ONU-United Nations, Department of Economic and Social Information and Policy Analysis, Population Division
1995-2000

United Nations, Economic Commission for Africa
1968-1988

United Nations Economic Commission for Europe
1995-2005

ECLAC-Economic Commission for Latin America and the Caribbean, CELADE-Latin American and Caribbean Demographic Centre
2003-

ONU-United Nations, Department of Economic and Social Affairs, Population Division
2002-

United Nations, Economic Commission for Africa, Statistics Division
1983-1994

ONU-United Nations
1974-1977

ONU-United Nations, Population Division, Department of Economic and Social Affairs
1953-2009