Year	% of total merchandise imports
1960	2.5459098497495827
1961	2.2143139580862
1962	1.7031080592699674
1963	0.5513887290539831
1964	0
1965	0
1966	0
1967	0
1968	0
1969	0
1970	0
1971	0
1972	1.4562228423614563
1973	0
1981	1.3086510976724288
1982	0.7743366644961374
1983	0.8087906090790374
1984	7.771750925463157
1985	80.44120201493834
1986	81.83604235757264
1987	84.20584432882109
1988	82.9568390733714
1989	85.0512118285868
1990	50.843406559574674
1991	28.606008564330754
1992	30.2034519778677
1993	11.700414505263184
1994	13.478924632917746
1995	9.345783546796214
1996	6.69394434046606
1997	4.411452015412061
1998	0.0748377116282985
1999	0.32283871877620385
2000	0.795468030021553
2001	1.2753175729096908
2002	0.9191921233959602
2003	0.8535019510025166
2004	0.5201946775870008
2005	0.5179388098253899
2006	0.8268899535405655
2007	0.7481984064257784
2008	1.0062827578620517
2009	1.8341987339573258
2010	0
2011	3.8304331587163256E-05
2012	-0.0002480508778215693
2013	0.00031749292113447523
2014	-0.00020459192648414356
2015	7.360572304809351
2016	6.878190125575101
2017	6.527422267481632
2018	6.950243615627715E-05
2019	7.567476396814624E-06
2020	6.710153830348436