Year % of population 1990 0 1991 0 1992 0 1993 0.003703214 1994 0.026300162 1995 0.074952756 1996 0.221622649 1997 0.445444676 1998 2.237649473 1999 2.697580217 2000 3.613717291 2001 4.538669029 2002 6.58 2003 8.9 2004 15 2005 21.5 2006 24.66 2007 28.3 2008 32.42 2009 36.6 2010 39.93 2011 40.00999678 2012 45.87999425 2013 49.7645 2014 54.08 2015 55.76315563 2016 59.50395129 2017 63.74728218 2018 70.68127793 2019 73.65747575 2020 78.45526895 2021 83.5904265 2022 85.50309124