Year	% of total merchandise imports
1960	4.790996784565917
1961	8.067429259482239
1963	6.7340067340067336
1964	6.940575673166202
1965	6.75786035116374
1966	7.735636500187757
1967	9.830598317026306
1968	7.789112966755948
1969	8.633479843280762
1970	8.888930448280377
1971	10.067041355071453
1972	8.434421558251241
1973	8.521865470279245
1981	7.525914096917749
1982	6.341253873433601
1983	6.589871422977027
1984	7.781706978589427
1985	9.311192410877373
1986	11.82536421262298
1987	14.28442717218915
1988	7.260618626833111
1989	8.394037440658375
1990	7.031370614638263
1991	8.845944337789986
1992	6.605520566951499
1993	9.767078972415417
1994	10.930944837621343
1995	15.541556049747765
1996	14.80417721219485
1997	15.608985078958328
1998	17.33940203126589
1999	17.66840421846424
2000	19.152785778262643
2001	23.419354281523486
2002	23.29959189844524
2003	24.417397900057463
2004	25.934780342300705
2005	25.49021239353716
2006	23.69017367638972
2007	26.292272663594574
2008	27.464074212922483
2009	27.34897579714093
2010	29.59521027478965
2011	27.564708362429784
2012	26.946559278281267
2013	32.616384295851816
2014	31.240838531122243
2015	31.339400044103655
2016	31.312635396825904
2017	30.83102015519788
2018	31.483941892568456
2019	31.84143210400344
2020	31.188439990671675