Year	% of urban population
2002	44.26863177336832
2004	42.948359688136364
2006	41.587635780151885
2008	39.98576505031444
2010	38.64068283165213
2012	37.233761836594816
2014	36.63974819815194
2016	35.69345578104082
2018	37.17160569570218