Year	% of total merchandise imports
1960	2.430267881800608
1961	3.1845536609829486
1962	4.3817527010804325
1963	3.5420098846787478
1964	4.673721340388007
1965	6.227678571428571
1966	4.839168801594079
1967	4.262086513994911
1968	6.366307541625857
1969	5.597892828040537
1970	7.156910969011314
1971	6.522714781828174
1972	6.457098402076405
1973	7.929235614047165
1974	13.451373270966158
1975	12.329311123280466
1976	8.4414941520991
1977	8.539746711077697
1978	9.691959123232047
1979	8.097803360145623
1980	10.466789066660308
1981	8.997324348429293
1982	16.799489864013168
1983	17.88445560941783
1984	3.4164467055064445
1985	5.838026243332371
1986	24.990571119934987
1987	3.109416938593355
1988	4.874575969486069
1989	4.874575970043735
1990	8.248751357466658
1991	4.957437525800627
1992	13.884335301698329
1993	11.567903497530805
1994	11.755174125475456
1995	14.542025702970578
1996	12.84155273597194
1997	12.736862582662202
1998	12.329188443772717
1999	14.912826943509858
2000	12.594170763153015
2001	12.627377428651402
2002	14.72635472343106
2003	18.360042578737783
2004	26.47665340527819
2005	21.910922209288323
2006	24.297888510779263
2007	28.53024911490859
2008	29.30328318140227
2009	30.6951301899711
2010	30.83035125528408
2011	34.97706604752216
2012	34.18994001582541
2013	36.346717643994005
2014	35.76908133203822
2015	38.34717357297799
2016	35.95288585596849
2017	37.820321871345534
2018	41.98680712112986
2019	41.67175807387392
2020	38.02415636466776