Year % of urban population 2000 19.5608398165733 2001 19.432161148917 2002 19.3034824812607 2003 19.1748038136045 2004 19.0461251459482 2005 18.9174464782919 2006 18.7887678106357 2007 18.6600891429794 2008 18.5314104753231 2009 18.4027318076669 2010 18.2740531400106 2011 18.1453744723544 2012 18.0166958046981 2013 17.8880171370419 2014 17.7593384693856 2015 17.6306598017293 2016 17.501981134073 2017 17.3733024664168 2018 17.2446237987605 2019 17.1159451311042 2020 16.987266463448 2021 16.8585877957917 2022 16.7299091281355