Year % of population 1990 0 1991 0.0005494338628381567 1992 0.0030356708427193967 1993 0.008757765222118945 1994 0.025796252313396828 1995 0.05669774579818633 1996 0.14194564592285547 1997 0.27240310466115014 1998 0.6347105240689448 1999 1.2726058703642373 2000 2.477377755584997 2001 3.5673559332409326 2002 5.930000740414836 2003 8.049106527972691 2004 10.404132485587848 2005 12.31051042295551 2006 15.165656270567684 2007 20.00172745844591 2008 25.747295906446976 2009 31.71899725510654 2010 36.66454673560391 2011 40.86918560282273 2012 45.08610097408103 2013 48.02974695984744 2014 50.74795192154016 2015 53.37281729160069 2016 56.78379508999343 2017 59.176351094396416 2018 63.98281508910702 2019 68.35512990333883 2020 73.65841229962582 2021 76.68780241139473 2022 77.70906566498759