Year	% of total merchandise imports
1974	3.6470779296104676
1975	2.2891662030045308
1976	7.291886195995785
1977	1.1910228446791413
1978	1.5248532610926406
1979	2.6763151849299334
1980	7.356656065424808
1981	4.615265431022795
1982	2.276817332054089
1983	19.874527780533818
1984	4.131091416092871
1985	8.118521694935717
1986	14.522507884168522
1987	6.0045935367412016
1988	10.333979649425789
1989	11.05087956994826
1990	3.19739063899002
1991	13.494981240460724
1992	20.524692621089052
1993	38.45330366261075
1994	35.774787074411535
1995	29.3769909820657
1996	8.934404000493691
1997	7.433494439478554
1998	8.554258500947023
1999	17.208530947103824
2000	20.97057957491654
2001	18.321108306925254
2002	17.839686013531207
2003	29.042002758999786
2004	12.440460857092718
2005	8.232838101515437
2006	8.085336506947987
2007	9.410191548158869
2008	9.680574373402582
2009	17.898110756632093
2010	10.145623081410601
2011	8.747281995101515
2012	6.9141879753712665
2013	7.738823921086616
2014	8.756190209183622
2015	11.47711638210462
2016	9.152004105503428
2017	9.50017412071222
2018	7.956416320124951
2019	8.086429927203662
2020	12.809029165451427