Year	% of total merchandise imports
1961	0.7032348804500703
1962	0.8836524300441826
1963	0.24009603841536614
1964	0.46029919447640966
1965	0.2944062806673209
1966	0.18674136321195145
1967	0.17482517482517482
1968	0.2751031636863824
1971	1.372802091888902
1972	1.3169373935440987
1973	1.1254815833647611
1974	0.7208414913069808
1975	1.1131517649166816
1976	0.6479802143446002
1977	0.9398413343982908
1978	0.7109116776054225
1979	0.7470775398888124
1980	0.7589025102159953
1981	0.8330750809973235
1982	0.8615426010824908
1983	0.7886013879962159
1984	0.7848080140887751
1985	1.5203636240596416
1986	0.7848080139356827
1987	0.952085548934439
1988	0.6458535546518247
1989	0.5135102776883994
1990	1.0005512373243162
1991	0.5905746214075362
1992	0.4535067536898781
1993	0.49609099965233633
1994	4.350231907621869
1995	0.47459832604291147
1996	0.5015223353444145
1997	9.929634612309798
1998	6.090558640073347
1999	4.953908750265018
2000	3.17264425843858
2001	5.410044438059323
2002	0.35166243775187356
2003	0.45841691488727754
2004	0.24530238456330933
2005	0.5299140712282676
2006	0.7565279269968033
2007	0.6343628143510228
2008	0.9473575577589587
2009	5.18113398735347
2010	1.6492217191205372
2011	3.7160392894336294
2012	2.3185995999966282
2013	2.3634488578355737
2014	2.681368909346321
2015	1.762037570085194
2016	1.5740370785622595
2017	2.134546100680087
2018	2.5700369066186743
2019	2.273254640823492
2020	1.713674786350676