Year	sq. km
1990	0.8
1991	0.8
1992	0.8
1993	0.8
1994	0.8
1995	0.8
1996	0.8
1997	0.8
1998	0.8
1999	0.8
2000	0.8
2001	0.8
2002	0.8
2003	0.8
2004	0.8
2005	0.8
2006	0.8
2007	0.8
2008	0.8
2009	0.8
2010	0.8
2011	0.8
2012	0.8
2013	0.8
2014	0.8
2015	0.8
2016	0.8
2017	0.8
2018	0.8
2019	0.8
2020	0.8
2021	0.8
