Year	% of total merchandise imports
1962	0
1963	0
1964	4.761904761904762
1965	0.38167938931297707
1966	0.3546099290780142
1967	0.37593984962406013
1968	0.3325049875748136
1969	0.9532034673575792
1970	0.28250443466263714
1971	1.2599355267367178
1972	2.158042347299236
1973	2.6060915930173105
1974	0.4496294812737833
1975	0.3025224907391074
1976	0.19089215356890832
1977	0.2084799379163844
1978	0.3003771038640902
1979	0.18110193940163138
1980	0.13061275785920753
1981	0.10839247419838625
1982	0.06865966168587441
1983	0.11832475724475959
1984	0.29955602885236726
1985	1.231814384565673
1986	1.3747413777319362
1987	2.173943930146474
1988	3.552065757624518
1989	2.3049150591272194
1990	2.337178184738667
1991	2.6422336911923283
1992	2.0975032867288195
1993	2.7203658218750744
1994	2.614636930592511
1995	1.4664145182780055
1996	1.298620797718562
1997	1.0394920605189288
1998	1.1152257248872497
1999	1.0211889734175346
2000	1.8995468541534717
2001	0.9578181990397412
2002	2.1526844693741287
2003	0.8050092224707224
2004	0.9745002304725612
2005	0.912923144974665
2006	1.2164600292042844
2007	0.8200968080916471
2008	0.9117525009366184
2009	0.707030133350016
2010	0.5884869508276439
2011	0.7656225693240944
2012	0.9378547782337225
2013	0.8367747164201924
2014	0.8915996907124807
2015	0.8030650026163467
2016	0.6627973602863243
2017	0.6201761996748579
2018	0.6508248351424802
2019	0.7905873002005662
2020	0.8356553920555317