Year	% of total merchandise imports
1960	79.50095344402585
1961	77.16842257179968
1962	75.35798473067587
1963	74.41962973846607
1964	75.35353980351557
1965	72.74745651060093
1966	75.25005683109798
1967	73.68926075856967
1968	75.87071971958885
1969	74.94274458371214
1970	70.43411534682915
1971	70.86053811195679
1972	71.43812461583991
1973	76.07693754350422
1974	76.24311283293774
1975	81.17930244400664
1976	82.73619268192849
1977	83.36194297327623
1978	81.86366502022429
1979	81.90677035144485
1980	80.8632197171787
1981	82.3554298103781
1982	80.58466485896733
1983	79.13789457476
1984	76.76119924956136
1985	76.07395042634036
1986	77.38773019962657
1987	73.78874728316896
1988	75.76941796584755
1989	75.10305710242604
1990	74.12170839523714
1991	74.85113211374352
1992	76.18457660094047
1993	77.26292990203387
1994	73.22361143769362
1995	71.03012227588297
1996	69.45078126582176
1997	70.7308311377293
1998	72.18716641906003
1999	73.28301417187613
2000	70.7713398105303
2001	69.28714721713902
2002	69.01756131087333
2003	65.72464308064724
2004	64.72307373025606
2005	66.62764352632138
2006	65.87007467928049
2007	60.077037894727866
2008	56.620479254224534
2009	56.145810669347696
2010	58.31165034202675
2011	60.49152752486398
2012	58.12334552147692
2013	58.258113066051365
2014	56.99458451026144
2015	56.63814354959307
2016	57.00645796207014
2017	53.637274428785176
2018	53.797540654366905
2019	51.10752152987486
2020	50.40151065885185