Year % of urban population 2000 11.944070188801872 2001 12.205160668500064 2002 12.471253715127753 2003 12.712543951242061 2004 13.06045981294062 2005 13.389259809579094 2006 13.771356636026038 2007 14.071755004689278 2008 14.433190302455674 2009 14.85377993630427 2010 15.351564149829398 2011 15.958656623559786 2012 16.69603957612639 2013 17.681725476269953 2014 18.985938556056908 2015 20.74419069895069 2016 23.06818488025856 2017 25.979560193071418 2018 29.32385286757705 2019 33.005540172780385 2020 36.455990505405246 2021 39.49968622257845 2022 42.01940735239205