Year	% of total merchandise imports
1960	0.7720571136226222
1961	1.282051282051282
1962	0.8584596981317947
1963	1.0285042609462238
1964	0.955989250627781
1965	1.1393856588674458
1966	1.0703190118966432
1967	1.377308841738011
1968	1.2167285601721476
1969	1.0431001220455296
1970	1.597873119650584
1971	1.7220409527386238
1972	1.875270334873768
1973	1.4917869299684334
1974	1.23128148655562
1975	1.1201285787530346
1976	0.9216922880160914
1977	0.934170906779572
1978	1.2834123187929987
1979	1.3864544774242573
1980	1.620789034790282
1981	2.326512265663967
1982	3.3694163463318634
1983	3.1966706553887168
1984	3.762716839874926
1985	4.855092724282105
1986	4.021417222230762
1987	5.004631858622573
1988	4.88719749708804
1989	3.978868478078406
1990	3.037478576315776
1991	3.478256719768142
1992	3.549682028576667
1993	4.305549024284269
1994	5.117532905348972
1995	5.9304530632977235
1996	6.235570937921523
1997	5.90997365873422
1998	6.089958216007381
1999	5.631946403784156
2000	7.916459588470112
2001	8.908428991100054
2002	8.122433028837188
2003	9.551322359559823
2004	11.513366514702986
2005	10.506457796181792
2006	9.34380292959898
2007	11.351947703412439
2008	13.051050590140967
2009	12.761456198155793
2010	12.226793659416675
2011	11.912253969966843
2012	15.378649772513997
2013	12.978665014755961
2014	13.625810981360736
2015	13.077040378173505
2016	12.072216670246373
2017	11.256003763018535
2018	11.629587831485132
2019	13.093645365903459
2020	12.976139913331192