Year	Square Kilometers
1990	92740
1991	92740
1992	93212
1993	93448
1994	93684
1995	93920
1996	94156
1997	94392
1998	94628
1999	94864
2000	95100
2001	95230
2002	95360
2003	95490
2004	95620
2005	95750
2006	95696
2007	95642
2008	95588
2009	95534
2010	95480
2011	95698
2012	95916
2013	96134
2014	96352
2015	96570