Year	% of total merchandise imports
1963	73.57588180032454
1964	70.6177924217463
1965	74.8909504208392
1966	73.58043368633383
1967	75.8759913482336
1968	71.73553719008264
1969	70.2127659574468
1970	71.72562258427516
1971	74.52323395111469
1972	67.98426903166259
1973	68.408142461215
1974	58.894219990134964
1975	64.38947781703965
1976	62.71426452143657
1977	69.80275879850457
1978	67.43516432446633
1979	69.04033399579646
1980	64.30695265385398
1981	57.18114763413213
1982	66.69284141404857
1983	68.56397335757943
1984	64.44215940465263
1985	68.19721595045596
1986	69.49287621481044
1987	77.57617218645834
1988	73.06686545226793
1989	67.72407861029183
1990	57.699430347313765
1991	57.675184559617634
1992	60.13895974828907
1993	54.74321594729996
1994	55.09280108840156
1995	55.340247103447616
1996	65.8397478816005
1997	70.25158794588526
1998	57.09872341643688
1999	68.42368316295338
2000	64.53551210953303
2001	72.52912103400938
2002	76.35589764691981
2003	75.70303642429151
2004	60.67088890780348
2005	60.53420803277323
2006	68.45107149058566
2007	69.00784130659
2008	67.12517258343965
2009	49.283277018255795
2010	47.21224019510312
2011	34.050296830606456
2012	31.119234202603458
2013	32.341910013363936
2014	31.60562791696819
2015	32.26890285323705
2016	40.81201102501017
2017	27.83996754199961
2018	23.376432676672387
2019	29.647561624089125
2020	39.73113911662955