Year	% of urban population
1997	9.4
1998	7.74023675918579
1999	8.9199914932251
2000	10.1
2001	11.2
2002	12.4
2003	13.5
2004	16.4
2005	15.9
2006	17.1
2007	18.4
2008	19.6
2009	20.9
2010	18.3
2011	13.6
2012	24.7
2013	26
2014	27.2
2015	32.4
2016	31.1
2017	33.6
2018	36
2019	36.7
2020	40.8
2021	43.2
2022	46.3