Year	% of total merchandise imports
1960	0.12789200963728176
1961	0.17952635599694425
1962	0.1873415861587628
1963	0.2599729307197816
1964	0.13948036762049362
1965	0.15415713165279923
1966	0.19240174154238607
1967	0.19743276420612638
1968	0.16477328859946636
1969	0.1911083166980619
1970	0.3597988518503757
1971	0.360980541525065
1972	0.31525421755574456
1973	0.3974445142451371
1974	0.41361478660510265
1975	0.3150805487168079
1976	0.3550020260615505
1977	0.3767136290854603
1978	0.3181407639855856
1979	0.07959414479607271
1980	0.110164778839495
1981	1.1302346260464096
1982	1.4095388821079473
1983	1.0904875619825503
1984	3.372411647416683
1985	3.3035327489674
1986	2.215802403303423
1987	3.640818461075982
1988	3.540244861288237
1989	1.664089430634651
1990	0.7295244928670725
1991	0.5335938143426718
1992	0.7437038276244892
1993	1.423551306422494
1994	1.4299742487628475
1995	1.0771449077922628
1996	1.8264306868448321
1997	1.3403144687086628
1998	1.7359636711456474
1999	2.0854157537009126
2000	2.8524570358511148
2001	3.046091696494939
2002	2.9389596752206923
2003	3.405331246724285
2004	4.44602065220882
2005	5.036394969522421
2006	4.516609986610415
2007	4.327292418328379
2008	4.588388349101102
2009	5.71326122106396
2010	6.023609835100748
2011	6.923732937168695
2012	6.976913695531442
2013	7.044744373898043
2014	7.592510587624796
2015	7.870220249620871
2016	9.226674455099173
2017	9.812100544309242
2018	9.129319374702941
2019	8.679874341327107
2020	8.91690099435622