Year % of population 1990 0 1991 0.005229468 1992 0.052127181 1993 0.129961704 1994 0.389098144 1995 0.647752333 1996 1.295200255 1997 2.073465474 1998 4.102272002 1999 5.45644373 2000 7.285428708 2001 9.900669707 2002 21.15 2003 24.87 2004 32.53 2005 38.81 2006 44.58 2007 48.6 2008 53.13 2009 58.97 2010 62.32 2011 61.94999897 2012 62.30999727 2013 62.8492 2014 66.6 2015 67.99698716 2016 73.3007041 2017 75.98536595 2018 77.54173454 2019 80.43590688 2020 83.18488715 2021 85.37490906 2022 86.94113568