Year	% of merchandise imports
1962	1.0312331304460385
1980	1.2404886202630547
1981	1.5216685937139116
1983	10.591475210244425
1984	12.31455797332319
1985	10.086318525815598
1986	10.848831846424591
1987	10.008110125315913
2009	0.6477267707633447