Year	sq. km
1992	27801435.806000005
1993	27735783.935999997
1994	27670132.065999992
1995	27604480.197999995
1996	27538828.330000002
1997	27473176.46000001
1998	27407524.589999985
1999	27341872.720999997
2000	27276220.852
2001	27233642.229000002
2002	27191063.60399999
2003	27148484.981000002
2004	27105906.357
2005	27063327.733999997
2006	27054333.109999996
2007	27012208.485999994
2008	26970083.86299999
2009	26927959.237
2010	26885834.614
2011	26848166.275000002
2012	26810497.934000004
2013	26772829.593999997
2014	26735161.255999997
2015	26697492.916
2016	26675421.200999994
2017	26628803.675
2018	26598815.462
2019	26566669.500000004
2020	26535408.80000001
2021	26503557.925000004