Year % of population 2000 7.556030631942144 2001 8.756473668532239 2002 10.00488202682746 2003 11.25758465426776 2004 13.3195794892877 2005 15.14893563271783 2006 17.00071738654742 2007 18.9665188178171 2008 20.93823731375658 2009 22.9157155387965 2010 24.89844903993361 2011 26.88719079751268 2012 28.88262324108487 2013 30.88525559207055 2014 32.93736189037124 2015 34.99994785117099 2016 37.07106397036004 2017 39.0830038057617 2018 41.03985112885049 2019 42.99029971684794 2020 44.9319388637094 2021 46.84436710010336 2022 48.6795885780691