Year	% of total merchandise imports
1960	2.4036502892528313
1961	0.8148452478772938
1962	2.108232499443248
1963	2.4108798681228105
1964	3.870540361502792
1965	5.039450241791805
1966	6.144406900231194
1967	2.491785323110624
1968	1.7783857729138166
1969	1.8900485359895949
1970	2.4004986198913723
1971	2.0578575173048326
1972	2.0235963728583957
1973	1.8676327554052488
1974	9.109039992517564
1975	5.200661925394439
1976	4.565058262607079
1977	3.9537693898779853
1978	5.406998581086721
1979	5.254844223367017
1980	3.120985874071474
1981	1.8078535396907185
1982	0.9979423290438664
1983	1.0122113676731794
1984	0.748588217587897
1985	0.7144336572973172
1986	1.0939788824819434
1987	1.7276579948649735
1988	1.9191581195295817
1989	1.5620221513457762
1990	1.149325520616877
1991	4.913969908319319
1992	2.5850956676550676
1993	3.175913486355223
1994	3.0640941320432145
1995	4.808441017589986
1996	6.651392380990289
1997	6.973812475251255
1998	7.305619107238385
1999	9.284467338392725
2000	9.748342682740192
2001	10.402523959644144
2002	8.118664804400954
2003	9.668423211429396
2004	6.950618829465356
2005	9.467482287301785
2006	14.758687845227684
2007	17.07811768955452
2008	18.39384544385577
2009	17.61023165470195
2010	18.320804618775615
2011	19.876645164808803
2012	21.416631536117812
2013	23.323009914214346
2014	23.902376296358906
2015	27.76847965527057
2016	26.598589068773464
2017	26.319112262384277
2018	26.983843376405254
2019	28.117265331576046
2020	30.734536551352758