Year	% of total merchandise imports
1960	79.54815695600476
1961	78.1741867785939
1962	71.61100196463654
1963	79.79610750695088
1964	81.72413793103448
1965	82.91233283803864
1966	85.27841342486651
1967	85.9322033898305
1968	86.92560175054705
1969	84.88685501541565
1970	85.33090377201789
1971	85.21509252583513
1972	86.02090960060684
1973	83.1326740955397
1974	82.2656189252112
1975	84.36434437316109
1976	83.88124404742356
1977	83.31971375984237
1978	80.9389802493132
1979	83.9926960489916
1980	79.02148442455021
1981	81.79464683600713
1982	85.63332592470798
1983	83.10247341463703
1984	84.82748967113464
1985	84.4871418537782
1986	86.82787961676574
1987	84.7759072085903
1988	79.74751577476276
1989	79.28635938837536
1990	78.55399888014165
1991	79.91940671453445
1992	74.72879500018843
1993	77.25751435510452
1994	71.70014059767946
1995	58.90791688064133
1996	64.40811957607521
1997	63.40690352280708
1998	65.9395406085469
1999	62.654195050455954
2000	58.491317540476864
2001	64.14145733432727
2002	67.05437965530851
2003	64.87030144725252
2004	61.02493363721765
2005	46.690280267833245
2006	44.313856019325485
2007	62.85244685661866
2008	61.38386333720918
2009	56.44478365236954
2010	45.20049806265119
2011	39.02301716684509
2012	43.285042691768574
2013	42.57261655448396
2014	37.4099936396167
2015	39.54642027591425
2016	43.83672953923093
2017	43.9871093992542
2018	46.80812803657706
2019	41.64981289423174
2020	42.1324851688885