Year	sq. km
1990	8.2
1991	8.2
1992	8.2
1993	8.2
1994	8.2
1995	8.2
1996	8.2
1997	8.2
1998	8.2
1999	8.2
2000	8.2
2001	8.2
2002	8.2
2003	8.2
2004	8.2
2005	8.2
2006	8.2
2007	8.2
2008	8.2
2009	8.2
2010	8.2
2011	8.2
2012	8.2
2013	8.2
2014	8.2
2015	8.2
2016	8.2
2017	8.2
2018	8.2
2019	8.2
2020	8.2
2021	8.2