Year	% of exports of goods, services and primary income
1980	6.903786754778654
1981	5.685237057672037
1982	3.086326794140824
1983	2.916208347342615
1984	2.5391113290372327
1985	2.6407168898112197
1986	4.74880923887889
1987	2.0095648441674085
1988	3.55320900948461
1989	1.2284778413430362
1990	1.2455164336287567
1991	1.1511250987616417
1992	1.379496596022014
1993	2.969319068599534
1994	13.165316433496551
1995	27.13350140692304
1996	26.12384557647752
1997	30.214946646040218
1998	16.725943472029588
1999	16.29832681990458
2000	9.113522032126381