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International migrant stocks
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 Trends in International Migrant Stock: The 2013 RevisionTrends in International Migrant Stock: The 2013 Revision provides a comparable and up-to-date set of estimates for all countries and areas of the world. The Trends in International Migrant Stock: The 2013 Revision is comprised of three data sets:
For each of these data sets, estimates are presented for: 1990, 2000, 2010 and 2013. The estimates are based on official statistics on the foreign-born or the foreign population, classified by sex, age and country of origin. Most of the statistics utilised to estimate the international migrant stock were obtained from population censuses. Additionally, population registers and nationally representative surveys provided information on the number and composition of international migrants.
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