Year	% of total merchandise imports
1960	1.2653482050801388
1961	0.7111351156719777
1962	1.036311709506324
1963	1.0126906806819638
1964	0.8185573341494137
1965	1.7813154389838566
1966	2.223457257276196
1967	2.147753779425348
1968	2.031356684596759
1969	1.8487507731916166
1970	2.2525867032811937
1971	4.253374898074023
1972	3.7238887371945655
1973	4.128010646937923
1974	4.538900412991032
1975	3.8304708266903305
1976	3.234739925036224
1977	3.191946290190632
1978	3.3817952154086868
1979	3.487989022811023
1980	2.210207903264994
1981	2.144564911844502
1982	2.2533906887099624
1983	2.890469725915677
1984	4.129840731562963
1985	3.3541982178017555
1986	3.393596288729289
1987	3.5728328608310864
1988	4.093898741198851
1989	4.114970949052056
1990	4.353720106923811
1991	4.351952323851099
1992	4.220217841706822
1993	4.801344364137882
1994	4.836607835723922
1995	5.240476194735232
1996	4.680961768955553
1997	5.019870137946319
1998	6.171358466144912
1999	6.991316804755265
2000	6.676917304621924
2001	6.916315095449174
2002	7.46953984371761
2003	8.897906040530593
2004	9.466154087472578
2005	11.310491118668079
2006	10.872338543052011
2007	13.256014844062399
2008	12.995544174025609
2009	15.437899985129317
2010	14.742635450608757
2011	14.683888553065783
2012	15.349351777718637
2013	15.987141847965603
2014	17.505623647134012
2015	19.614129782356084
2016	20.05236978611955
2017	19.66113122759845
2018	20.82460286404245
2019	20.51163443901743
2020	21.9257180309475