Year	% of urban population
2000	27.3253914225
2001	26.88102523125
2002	26.4366590400001
2003	25.9922928487501
2004	25.5479266575
2005	25.10356046625
2006	24.659194275
2007	24.2148280837501
2008	23.7704618925001
2009	23.32609570125
2010	22.88172951
2011	22.4373633187501
2012	21.9929971275001
2013	21.9929971275001
2014	21.9929971275001
2015	21.9929971275001
2016	21.9929971275001