Year % of urban population 2000 31.97177323025284 2001 32.20858529354791 2002 32.43175433776807 2003 33.07417708368121 2004 33.78956867221017 2005 34.51326386333126 2006 35.24644674727216 2007 35.98717789027853 2008 36.73645930400498 2009 37.50008148118672 2010 38.27643866058069 2011 39.08107365744073 2012 40.09874786678738 2013 41.13171713342882 2014 42.18117397271834 2015 43.24462177943463 2016 44.30396572965725 2017 45.33950600796795 2018 46.39218920789686 2019 47.45499774466237 2020 48.39972490801816 2021 49.39770738741457 2022 50.07409001641797