Year	% of total merchandise imports
1960	71.37645566723569
1961	72.50419456540627
1962	72.62862722136256
1963	72.68966121572501
1964	72.80677405413444
1965	73.34619188656909
1966	73.59786946720631
1967	74.48158902650268
1968	74.58228985365444
1969	74.9545222501042
1970	75.76268336782589
1971	76.4629350469373
1972	76.86601814597901
1973	75.86120373245933
1974	72.35407936711292
1975	73.43261539896882
1976	73.63954203178777
1977	73.2910833036133
1978	74.66226488429328
1979	73.9001391652099
1980	73.6680578920897
1981	75.3811063970013
1982	74.816651221645
1983	74.74183307440036
1984	75.3213439790302
1985	75.89434318532128
1986	79.13181377971551
1987	79.34127462817735
1988	79.43583675281734
1989	78.6802034013855
1990	78.21328203158686
1991	77.85749641897505
1992	77.5399455977369
1993	76.3072579293841
1994	75.51107477008566
1995	75.49884505143663
1996	74.67666993226555
1997	74.8095321392679
1998	75.45393228475442
1999	77.50230284161226
2000	75.0488671979412
2001	74.55929571207803
2002	74.02677314812911
2003	73.66234067668259
2004	72.6054481238259
2005	70.51489789960021
2006	69.16984938215695
2007	69.25835051820279
2008	68.10628274124302
2009	67.97723316355216
2010	65.89335579511537
2011	65.95831827833719
2012	65.44073488698106
2013	65.80798998421533
2014	65.97033422233606
2015	65.46324081041851
2016	65.89617222128336
2017	65.41629222807995
2018	65.41075034987922
2019	65.71816591523756
2020	65.19364051567096