Year	% of total merchandise imports
1960	83.96624472573839
1961	79.25257731958763
1962	83.65679264555669
1963	86.1271676300578
1964	89.50437317784257
1965	87.32289336316182
1966	86.64259927797833
1967	85.51587301587303
1968	85.97766423071135
1969	82.31447531892972
1970	80.87605422351746
1971	80.8772616079821
1972	65.56389273981692
1973	54.738939395938615
1974	61.4832209759021
1975	61.976902075779684
1976	57.667151535894575
1977	62.12527145485994
1978	68.79935413550855
1979	62.24633632932846
1980	62.286976003670446
1981	61.76074504106895
1982	63.1825304926699
1983	59.8905674739702
1984	51.226518418556445
1985	55.99929168727701
1986	61.17806258616887
1987	59.60377243912163
1988	58.52498488243284
1989	60.8484614038169
1990	64.61352558736343
1991	66.82684404193466
1992	68.30195107404793
1993	67.38670560449887
1994	62.29113188791362
1995	62.50761742398731
1996	68.02493974585715
1997	61.95387850815533
1998	69.46128779262189
1999	62.502941780684814
2000	53.16421231147528
2001	45.40845315384133
2002	41.458008331088955
2003	42.50415674847045
2004	37.372978163847996
2005	39.44782036587869
2006	41.30345416558022
2007	39.98975954562604
2008	39.325128158767846
2009	38.690936399823315
2010	36.98915130516264
2011	34.64178098882024
2012	33.912144832730704
2013	41.88261060804482
2014	39.190583405201814
2015	36.862410461116724
2016	34.01447290336333
2017	31.199805733937115
2018	33.2319275841682
2019	31.604909384709977
2020	29.488025143108437