The 2010 CIA World Factbook

by United States. Central Intelligence Agency

Afghanistan
13.3% (2009 est.)
20.7% (2008 est.)

Albania
3.4% (2010 est.)
2.2% (2009 est.)

Algeria
5% (2010 est.)
5.7% (2009 est.)

American Samoa
NA%

Andorra
2.3% (2008)
3.9% (2007)

Angola
13.3% (2010 est.)
13.7% (2009 est.)

Anguilla
5.3% (2006 est.)

Antigua and Barbuda
1.5% (2007 est.)

Argentina
22% (2010 est.)
16% (2009 est.)

Armenia
6.9% (2010 est.)
3.4% (2009 est.)