Year % of urban population 2000 20.5 2001 23 2002 22.2 2003 28 2004 30.5 2005 33.1 2006 38.1 2007 38.2 2008 40.8 2009 43.4 2010 66.3 2011 66.9 2012 67.4 2013 67.8 2014 68.2 2015 68.5 2016 68.9 2017 69.3 2018 69.7 2019 69.9 2020 70.3 2021 70.6 2022 76.7