Year	% of total merchandise imports
1960	4.767628205128204
1961	5.630908343608714
1962	4.273842500989315
1963	3.428997390980246
1964	1.9294117647058822
1965	2.188893392784759
1966	1.3659466327827192
1967	1.3716962194713949
1968	10.532027959444184
1969	10.0083525090716
1970	11.1185018996832
1971	9.520799311664822
1972	7.965841357600372
1973	6.743120605574897
1974	4.793729051367994
1975	4.07116548991531
1976	4.023501864093358
1977	1.402678602596375
1978	1.6485715203720095
1979	1.944028886295458
1980	3.0352236933049443
1981	1.829773254580422
1982	3.6880546679758903
1983	1.6062533082930295
1984	1.585391370172093
1985	1.5853913707407759
1986	1.5853913697394972
1987	2.856233725018354
1988	2.899264471879616
1989	2.899264472227648
1990	2.2773198065698868
1991	2.3849356249185094
1992	2.8135376270872174
1993	2.041152464822256
1994	14.025433193358126
1995	10.71304132359855
1996	8.456084161087817
1997	13.059217439419642
1998	8.21117192056028
1999	9.37950865335773
2000	8.26227005137735
2001	4.477968498061626
2002	5.375121456529192
2003	6.348279619413935
2005	12.344301018397976
2006	10.285744880023481
2007	9.518770674910552
2008	9.198036382178438
2009	11.790382745089747
2010	9.680119058269321
2011	9.396858343309216
2012	7.75358894873712
2013	8.317920447075638
2014	7.113580197752499
2015	7.4653519978249285
2016	7.024861384753376
2017	9.062623960383931
2018	9.59274074631556
2019	9.660018387263749
2020	7.80614272567246