Year	Square Kilometers
1990	249500
1991	249426
1992	249352
1993	249278
1994	249204
1995	249130
1996	249056
1997	248982
1998	248908
1999	248834
2000	248760
2001	248878
2002	248996
2003	249114
2004	249232
2005	249350
2006	249412
2007	249474
2008	249536
2009	249598
2010	249660
2011	249644
2012	249628
2013	249612
2014	249596
2015	249580