Year	sq. km
1992	24877980.993000004
1993	24828989.431
1994	24779997.869000006
1995	24731006.308000002
1996	24682014.746
1997	24633023.184
1998	24584031.621999998
1999	24535040.06
2000	24486048.498
2001	24458973.533
2002	24431898.566000007
2003	24404823.601
2004	24377748.635
2005	24350673.669999994
2006	24357182.704
2007	24330561.737999998
2008	24303940.772999994
2009	24277319.805999998
2010	24250698.841000006
2011	24232584.355000004
2012	24214469.867
2013	24196355.37999999
2014	24178240.893999994
2015	24160126.407
2016	24155628.124000005
2017	24126709.957000006
2018	24115103.262000002
2019	24101866.700000007
2020	24089762.4
2021	24076903.257999998