Year	% of total merchandise imports
1968	88.06818181818183
1970	89.70588235294117
1971	93.13725490196079
1972	92.1875
1973	87.58782201405153
1974	86.91738394079297
1975	63.20377288503829
1976	74.49157007376186
1977	72.35392033061646
1978	83.44415712350695
1979	70.96911817793968
1980	70.56065424806906
1981	73.48788565452327
1982	75.49573562059808
1983	62.83034259192893
1984	75.34751517612868
1985	67.70082997416864
1986	64.42848170434713
1987	76.90298691969197
1988	76.23639446788593
1989	74.92410888837736
1990	74.76001936579641
1991	62.976462057517814
1992	63.67633371261518
1993	46.17062339878112
1994	52.19936295750004
1995	54.59475280378506
1996	69.72720791007593
1997	61.736370913708626
1998	60.08579403794428
1999	44.13034901438707
2000	55.16073168554117
2001	60.80183459550076
2002	60.632214782734565
2003	49.05588246648705
2004	51.446661568965645
2005	42.47003011804537
2006	53.46316743747763
2007	61.62303682585167
2008	56.283237574024525
2009	55.92293137890633
2010	56.24357409710431
2011	64.71348179718314
2012	63.63603113931611
2013	57.96254730951917
2014	56.67524005208839
2015	59.94141353339808
2016	58.676267527656655
2017	63.44764426394036
2018	66.86881892990989
2019	64.27477600729586
2020	53.807346154061676