Year	% of urban population
2007	21.0705824287116
2008	21.0705824287116
2009	21.0705824287116
2010	21.0705824287116
2011	21.0705824287116
2012	21.0705824287116
2013	21.0705824287116
2014	21.0705824287116
2015	21.0705824287116