Year	Square Kilometers
1990	1310
1991	1310
1992	1310
1993	1310
1994	1310
1995	1310
1996	1310
1997	1310
1998	1310
1999	1310
2000	1310
2001	1321
2002	1332
2003	1343
2004	1354
2005	1365
2006	1365.8
2007	1366.6
2008	1367.4
2009	1368.2
2010	1369
2011	1369.8
2012	1370.6
2013	1371.4
2014	1372.2
2015	1373