Year	% of total merchandise imports
1977	0.856841550224097
1978	0.7849423730687378
1979	0.7447061109072464
1980	0.9898356977275902
1981	0.7085181756825311
1982	0.5970541518695408
1983	0.5847459861113539
1986	0.5689173537321804
1987	0.565604864053731
1988	1.1055843148790496
1989	1.1816868821371962
1990	1.2261026048642631
1991	1.041571860393517
1993	1.663954805919374
1994	1.4344144702757635
1995	1.6137597916544955
1996	2.0640699049113884
1997	1.3877243437399778
1998	1.3744983195233862
1999	1.8491464024080333
2000	1.2584068550489784
2001	1.5040720338356686
2002	1.1357143433412606
2003	1.972823287718066
2004	2.963566154704198
2005	4.536467334704994
2006	4.633276474835615
2007	5.357902568672701
2008	4.45374039093946
2009	4.967970539985847
2010	6.374438121270007
2011	5.177622956595147
2012	4.331753608634523
2013	6.334289033030494
2014	7.095989503465454
2015	6.958467001410217
2016	7.16796546798358
2017	8.676703960267634
2018	9.744068089688675
2019	10.075376633743128
2020	11.352560118617962