Year	% of total merchandise imports
1963	65.94724220623502
1964	64.09185803757829
1965	60.256410256410255
1966	57.95677799607073
1967	65.41176470588236
1969	74.2418129244839
1970	72.33993445044545
1971	72.48968549205276
1972	73.64538457814996
1973	73.64172991205878
1974	74.14109604215791
1975	80.02245254940867
1976	75.43930910363446
1977	72.9049716295617
1978	72.9353026000265
1979	69.55018484578133
1980	73.07113832349643
1981	66.15993687988325
1982	69.00803041688631
1983	69.98588662903101
1984	69.0344030358792
1985	76.44952899573666
1986	78.8542133770571
1987	77.65571950607332
1988	77.54989482679268
1989	77.77333014350447
1990	79.77649102148918
1991	76.30921104772669
1992	77.30103793255336
1993	76.37223278418446
1994	77.12729477896949
1995	73.86305154033839
1996	72.66669163775039
1997	68.46186735521161
1998	63.28090301522017
1999	59.4425312923043
2000	55.07794893427441
2001	53.77340334105114
2002	54.36540357655656
2003	52.79180125013987
2004	51.43515741819908
2005	52.107208122647386
2006	50.60130837230622
2007	53.22815641339641
2008	56.06882619702446
2009	63.14485432197792
2010	63.34305580148857
2011	64.61005224348986
2012	62.931917094647105
2013	63.42013543867966
2014	63.01156823841983
2015	61.46282149178566
2016	59.19303539653028
2017	61.51386199744637
2018	60.086954208622004
2019	60.93019078967751
2020	65.79780154417566