Year	% of total merchandise imports
1960	2.9933718195424417
1961	2.9874213836477987
1962	3.6492814467947685
1963	3.294151792192715
1964	5.943152454780362
1965	9.398888116747742
1966	6.212895209167471
1967	6.429192006950478
1968	7.307892004153686
1969	6.577921133686729
1970	6.232415764478156
1971	8.870165745856355
1972	7.774940798264297
1973	9.897404084748999
1974	18.339696778737444
1975	17.194405865988998
1976	19.059194597903257
1977	18.60165434675729
1978	14.024524114364715
1979	17.925334628222668
1980	28.12598630583632
1981	26.794385219397082
1982	27.167569910416393
1983	21.13859304764739
1984	17.55444119686774
1985	16.572225419698107
1986	11.814100290789344
1987	10.124987521197207
1988	11.130397671558146
1989	12.02143220597576
1990	13.67266402351108
1991	12.857051279734058
1992	5.254534324837525
1993	3.3702930530243362
1994	2.959504032084843
1995	2.7161076074002444
1996	3.1645008050855408
1997	2.7600585063243175
1998	2.426337939887929
1999	2.675238041223158
2000	3.4060558319068996
2001	3.196669973787454
2002	2.845474678373253
2003	2.5812680527010974
2004	2.4685551056675865
2005	2.5738040909162088
2006	2.3040899822406513
2007	1.77305904300766
2008	2.059675727449857
2009	2.003833103115573
2010	2.1055029829112444
2011	1.5583164523552193
2012	1.7471382647037743
2013	2.001983557342008
2014	2.021314653312788
2015	2.163157904860828
2016	2.4942948382326904
2017	2.7832541728000804
2018	2.5970470123280847
2019	2.6464418049059173
2020	3.616780350220942