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Notes and sources of country statistics tables

Na: not available or not applicable

nr: not reliable, in particular the estimate is less than 10 000.

The migration inflow statistics are from national residence permit data, with the exception of Chile, Colombia and temporary migrants in the United States, which are based on visa statistics.

Temporary migration for Belize covers only labour migration.

Migration outflows are taken from the statistics of inflwos of OECD countries, whose sources and definitions in Statistical Annex of the International Migration Outlook (2010).

Asylum seeker data were obtained from the UNHCR statistical service.

The stock of immigrants are taken from United Nations, Department of Economic and Social Affairs, Population Division (2009).

Trends in International Migrant Stock: The 2008 Revision (United Nations database, POP/DB/ MIG/Stock/Rev.2008)

Figures for Mexico for years 1990, 2000 and 2010 are obtained from population censuses.

The components of population growth are taken from World Population Prospects, 2008 revision, UN Population Division, with the exception of Argentina, Chile and Colombia, for which the data were obtained from the national statistical institutes, and the United States, for which the data were obtained from OECD demographic statistics.

Data on the labour market outcomes of immigrants was produced from the Current Population Survey, March Supplement for the United States and from the European Union Labour Force Survey.

Countries covered by the latter include Austria, Belgium, the Czech Republic, Denmark, Estonia, Spain, Finland, France, Greece, Hungary, Ireland, Italy, Luxembourg, Netherlands, Poland, Poland, Portugal, Sweden, Slovenia, Slovak Republic and the United Kingdom, as well as the non-EU countries of Switzerland, Iceland, Norway and Turkey.

Macroeconomic indicators are taken from World Bank Open Data database, april 2011.