Year	BoP, current US$
1977	0
1978	0
1979	778560.182904175
1980	0
1981	0
1982	-2830892.29423806
1983	0
1984	0
1985	0
1986	0
1987	0
1988	0
1989	0
1990	0
1991	0
2005	0
2006	0
2007	0
2008	0
2009	0
2010	0
2011	0
2012	0
2013	0