The 2009 CIA World Factbook

by United States. Central Intelligence Agency

Papua New Guinea
7% (2008 est.)
5.6% (2007 est.)
2.3% (2006 est.)

Paraguay
5.8% (2008 est.)
6.8% (2007 est.)
4.3% (2006 est.)

Peru
9.8% (2008 est.)
8.9% (2007 est.)
7.7% (2006 est.)

Philippines
3.8% (2008 est.)
7.1% (2007 est.)
5.3% (2006 est.)

Poland
5% (2008 est.)
6.8% (2007 est.)
6.2% (2006 est.)

Portugal
0% (2008 est.)
1.9% (2007 est.)
1.4% (2006 est.)

Puerto Rico
-2.5% (2008 est.)
-1.8% (2007 est.)
0.5% (2006 est.)

Qatar
13.4% (2008 est.)
17.3% (2007 est.)
12.2% (2006 est.)

Romania
7.1% (2008 est.)
6.2% (2007 est.)
7.9% (2006 est.)

Russia
5.6% (2008 est.)
8.1% (2007 est.)
7.7% (2006 est.)