Year	% of urban population
2009	26.3910102844238
2010	27.7352123260498
2011	29.1309661865234
2012	30.600227355957
2013	32.1344032287598
2014	33.7172660827637
2015	35.332592010498
2016	36.9641418457031
2017	38.5983963012695