Year % of urban population 1996 21.5 1997 24.6865520477295 1998 27.6966228485107 1999 30.68625831604 2000 33.8 2001 37 2002 39.7 2003 42.6 2004 45.6 2005 48.6 2006 47.4 2007 54.6 2008 57.6 2009 57.9 2010 74.4 2011 75.9 2012 76 2013 78.9 2014 80.3 2015 83.1 2016 83 2017 85 2018 85.6 2019 90.9 2020 93.9 2021 96.9 2022 99.7