text: Norway : 3.3 ( 2001 ) , 3.9 ( 2002 ) , 3.5 ( 2003 ) , 1.8 ( 2004 ) . ( assuming population of 4.5 million ) Sweden : 2.6 ( 2001 ) , 3.7 ( 2002 ) , 3.5 ( 2003 ) , 2.6 ( 2004 ) . ( assuming population of 8.9 million ) Iceland is at about 0.2 .