Year % of population 1990 0 1991 0.0007216798317319495 1992 0.0024545247459725 1993 0.006754331111427522 1994 0.016722863153840643 1995 0.04283917409120149 1996 0.10465933886614194 1997 0.23022974292963927 1998 0.5253246261837097 1999 1.1513269632895184 2000 2.3085440444669496 2001 3.39602879025992 2002 5.603456628262846 2003 7.184118713045522 2004 8.819590120388256 2005 10.241997518672877 2006 12.555713069883252 2007 16.66937197181433 2008 21.26020008317009 2009 25.840219980665157 2010 30.59964283915846 2011 34.54933511708777 2012 38.31901001753449 2013 41.43003457303035 2014 44.281040525806965 2015 47.99621535183081 2016 51.43411380288988 2017 54.27419047077326 2018 59.19434719372619 2019 64.6329429429149 2020 70.16492920904186 2021 73.74747480469355 2022 76.38469172430821