Year % of urban population 2000 16.2312547884649 2001 16.4619511421705 2002 16.692647495876 2003 16.9233438495816 2004 17.1540402032872 2005 17.3165988408153 2006 17.4798064325749 2007 17.6436629785658 2008 17.8081684787882 2009 17.9733229332419 2010 18.1391263419271 2011 18.3055787048436 2012 18.4726800219916 2013 18.640430293371 2014 18.8088295189818 2015 18.9778776988239 2016 19.1475748328976 2017 19.3179209212025 2018 19.488915963739 2019 19.6605599605068 2020 19.832852911506 2021 19.9510032212108 2022 20.0691535309155