Year	BoP, current US$
1970	-100000
1972	10000
1973	-45000
1974	10000
1975	140000
1976	100000
1977	90000
1978	0
1979	40000
1980	-40000
1981	40000
1982	95000
1983	-20000
1984	50000
1985	15000000
1986	20000000
1987	22000000
1988	27000000
1989	30000000
1990	40000000
1991	54000000
1992	57000000
1993	109000000
1994	251000000
1995	100000000
1996	89000000
1997	80000000
1998	82000000
1999	263000000
2000	270000000
2001	110000000
2002	115000000
2003	160000000
2004	275000000
2005	500000000
2006	659000000
2007	1241959115.11048
2008	1465623386.27635
2009	2569548271.53071
2010	1469196863.48146
2011	804162635