Year	Square Kilometers
1990	411
1991	411.8
1992	412.6
1993	413.4
1994	414.2
1995	415
1996	415.8
1997	416.6
1998	417.4
1999	418.2
2000	419
2001	411.6
2002	404.2
2003	396.8
2004	389.4
2005	382
2006	382.4
2007	382.8
2008	383.2
2009	383.6
2010	384
2011	384.4
2012	384.8
2013	385.2
2014	385.6
2015	386