Year % of urban population 2000 49.8 2001 50.3 2002 50.4 2003 51.3 2004 50.2 2005 50 2006 49.35 2007 48.7 2008 47 2009 46.85 2010 44.85 2011 43.8 2012 42.6 2013 40.2 2014 38.85 2015 38.1 2016 35.2 2017 33.3 2018 31.45 2019 30.5 2020 28.05 2021 25.3 2022 23.25