Year	BoP, current US$
1977	249556651.82105103
1978	271169558.53288287
1979	127062763.61168838
1980	83164696.01382485
1981	107600008.55084978
1982	104725702.43658847
1983	180089521.27017865
1984	224686679.0927203
1985	327440746.75577366
1986	390123222.4332069
1987	436922088.6057495
1988	461784931.51841575
1989	461019061.6714966
1990	511450639.8209885
1991	469112935.0883254
1992	482013419.5249374
1993	466029092.6612056
1994	423854484.37549645