Year	US Dollars
1998	26563992.35912
1999	-34402683.40931
2000	-83507565.16683
2001	-14658528.37987
2002	-12920060.29361
2003	-202043201.72443
2004	-64595817.12874
2005	-172922676.7163
2006	-200443936.23461
2007	-370336352.11345
2008	-219493536.80783
2009	-158742002.27574
2010	-84991376.398
2011	-150874513.38313
2012	-352352179.54251
2013	-169328561.50847