Year	% of land area
1990	73.26086956521739
1991	73.26086956521739
1992	73.26086956521739
1993	73.26086956521739
1994	73.26086956521739
1995	73.26086956521739
1996	73.26086956521739
1997	73.26086956521739
1998	73.26086956521739
1999	73.26086956521739
2000	73.26086956521739
2001	73.26086956521739
2002	73.26086956521739
2003	73.26086956521739
2004	73.26086956521739
2005	73.26086956521739
2006	73.26086956521739
2007	73.26086956521739
2008	73.26086956521739
2009	73.26086956521739
2010	73.26086956521739
2011	73.26086956521739
2012	73.26086956521739
2013	73.26086956521739
2014	73.26086956521739
2015	73.26086956521739
2016	73.26086956521739
2017	73.26086956521739
2018	73.26086956521739
2019	73.26086956521739
2020	73.26086956521739
2021	73.26086956521739