Year % of urban population 2000 18.8727042076849 2001 19.3548304278844 2002 19.8423538074034 2003 20.3352743462418 2004 20.8335920443997 2005 21.3373069018771 2006 21.8464189186738 2007 22.3609280947899 2008 22.8808344302255 2009 23.4061379249805 2010 23.9368385790549 2011 24.4729363924487 2012 25.014431365162 2013 25.5613234971947 2014 26.1136127885469 2015 26.6712992392185 2016 27.2343828492095 2017 27.8028636185199 2018 28.3767415471497 2019 28.956016635099 2020 29.5406888823677 2021 29.5406888823677 2022 29.5406888823677