Year	% of urban population
1997	25.8
1998	18.1166152954102
1999	20.6718463897705
2000	23.3
2001	20.1
2002	28.3
2003	25
2004	33.4
2005	35.9
2006	38.5
2007	37.5
2008	38.9
2009	43.1
2010	56.5
2011	54.5
2012	59.9
2013	61.6
2014	68
2015	68
2016	66.2
2017	60.5
2018	72.2
2019	72.3
2020	74.8
2021	77.4
2022	79.4