Year % of population 1990 0 1991 1.8024948232561037E-06 1992 2.367452939904589E-05 1993 0.0008863952146544467 1994 0.003692909314396585 1995 0.012076655946834642 1996 0.03380771186906881 1997 0.09598660283004162 1998 0.3286315083824325 1999 0.8640392640951814 2000 1.9173517167458325 2001 2.8151538476164153 2002 4.4590184261951205 2003 5.828197613674534 2004 6.963215514919209 2005 8.420012240359332 2006 10.297524743405962 2007 14.549585639164459 2008 19.473675139230696 2009 24.02208027845062 2010 29.281042077409474 2011 32.74442607423061 2012 36.138346772407104 2013 38.734731820218705 2014 41.171347367427856 2015 44.11887701452728 2016 47.65282461673611 2017 50.05697939068797 2018 55.75395573122946 2019 60.22353285434676 2020 66.17135749465822 2021 70.28875229773337 2022 75.29852889543908