Year	% of total merchandise imports
1961	4.005380361679869
1978	1.5814005104871822
1979	0.9902707982572262
1980	1.771340681876442
1981	1.3679757749474122
1982	1.501942851100949
1983	1.9280591747080689
1984	1.4768777886519686
1985	0.5685001483043864
1986	0.5210812609473281
1987	0.7565469070650376
1988	1.1594862706202655
1989	1.1416089473215305
1990	1.0205165724368799
1991	1.3631374128045934
1992	1.2016449800295637
1993	1.3080017755990234
1994	1.0008167251482205
1995	1.5262599971247626
1996	1.9166399182433842
1997	2.3495797078002014
1998	1.8554261495173985
1999	1.7826856467010221
2000	3.91575752192739
2001	3.07953088883141
2002	2.7479027890603844
2003	2.999522870042
2004	3.402452113813745
2005	4.200229475221221
2006	4.340570128077374
2007	4.278672205635526
2008	6.2122543112587465
2009	5.187218619569873
2010	5.770723629000438
2011	6.775392535330161
2012	7.242615840349083
2013	7.050070612630174
2014	6.990910136059621
2015	5.455271524947557
2016	4.4033221345614235
2017	5.043783526496482
2018	6.514372667675712
2019	7.041292037990285
2020	5.6658833860774855