The Demographic Yearbook is an international compendium of national demographic statistics provided by national statistical authorities to the Statistics Division of the United Nations Department of Economic and Social Affairs. The Demographic Yearbook is part of the set of coordinated and interrelated publications issued by the United Nations and its specialized agencies, designed to supply statistical data for such users as demographers, economists, public-health workers and sociologists. Through the co-operation of national statistical services, available official demographic statistics are compiled in the Demographic Yearbook for more than 230 countries or areas throughout the world.
The Demographic Yearbook 2011 is the sixty-second issue in a series published by the United Nations since 1948. It contains tables on a wide range of demographic statistics, including a world summary of selected demographic statistics, statistics on the size, distribution and trends in national populations, fertility, foetal mortality, infant and maternal mortality, general mortality, nuptiality and divorce. Data are shown by urban/rural residence,
as available. In addition, the volume provides Technical Notes, a synoptic table, a historic al index and a listing of the issues of the Demographic Yearbook published to date. This issue of Demographic Yearbook contains data as available including reference year 2011.