Year % of population 1990 0.04803083408833554 1991 0.10186751305017479 1992 0.18060224001933692 1993 0.27965131343934624 1994 0.5242344889393364 1995 0.989489638618395 1996 1.8340968855601034 1997 3.3421965080685467 1998 5.411875564989777 1999 9.202253914969793 2000 13.126984957089306 2001 16.336248357030826 2002 22.95680930408943 2003 28.252161950524417 2004 32.23746882667417 2005 35.09438919932233 2006 37.98085674424726 2007 43.58341965822042 2008 48.139383808566926 2009 52.73371351374613 2010 57.033654512041586 2011 60.189239751095535 2012 63.872810523133566 2013 66.18191145901991 2014 68.83335636435771 2015 69.8809310797798 2016 72.31270379957006 2017 74.49955714252296 2018 78.91555825941457 2019 81.29189498849478 2020 83.7154126779128 2021 86.51401591414627 2022 88.10102985740954