Year % of urban population 2000 15.180143398934574 2001 15.405588190090658 2002 15.662410301485204 2003 15.926306345213996 2004 16.19758039834187 2005 16.484669032536388 2006 16.80011708557701 2007 17.05085513798514 2008 17.376087927966804 2009 17.61827366877204 2010 17.832417076596652 2011 18.03902952837314 2012 18.226224057931166 2013 18.424217008558184 2014 18.621794525259826 2015 18.820081453227388 2016 19.026591843398677 2017 19.23249301129006 2018 19.433683185184123 2019 19.6319871458138 2020 19.87116321208786 2021 20.039987616521138 2022 20.130332032800172