Year % of urban population 2000 9.71325167636626 2001 11.5143822557426 2002 13.3155128351189 2003 15.1166434144953 2004 16.7779925516772 2005 18.4095783606515 2006 20.0350417530049 2007 21.6303412262112 2008 23.1954767802704 2009 24.207298893428 2010 25.1845392115721 2011 26.143015723894 2012 27.0826735628935 2013 28.0034578610699 2014 28.905313750923 2015 29.7881863649518 2016 30.6520208356568 2017 31.496762295537 2018 32.322355877092 2019 33.1287467128214 2020 34.3577009846975 2021 34.3539341603506 2022 34.3501673360038