Year	sq. km
1993	117600
1994	117600
1995	117600
1996	117600
1997	117600
1998	117600
1999	117600
2000	117600
2001	117600
2002	117600
2003	117600
2004	121690.86
2005	121690.00300000001
2006	121659.95
2007	121626.677
2008	121644.27900000001
2009	121656.3
2010	121651.57800000001
2011	121675.619
2012	121668.75
2013	121635.90800000001
2014	121622.815
2015	121675.405
2016	121664.244
2017	121658.01800000001
2018	121664.88699999999
2019	121668.106
2020	121630.32699999999
2021	121630.32699999999