Year % of population 1990 0 1991 0.00036882431055101835 1992 0.001272192252696634 1993 0.0034772974201415442 1994 0.008881126709400824 1995 0.028400115375772566 1996 0.06943757936181547 1997 0.1418113474399811 1998 0.32623930838908055 1999 0.6835345528760258 2000 1.3947739096425904 2001 1.9827658754628574 2002 3.385797364129863 2003 4.357729690728037 2004 5.5305570028869315 2005 6.532046822945486 2006 8.037289564345805 2007 10.465104851753773 2008 13.041411537838387 2009 15.686991958080633 2010 19.129595407099576 2011 21.867885220536703 2012 24.218263222053803 2013 26.34115632636534 2014 28.74314406550103 2015 31.462086316383335 2016 34.25428056948799 2017 36.7914326461503 2018 40.78419668993019 2019 46.21217095486457 2020 53.11000768948543 2021 57.08441401551154