Year	% of total merchandise imports
1960	1.5776893867647988
1961	1.2779081810119521
1962	1.125230932270591
1963	0.966407994895763
1964	1.7896369840284025
1965	1.427441097675807
1966	1.042272522268823
1967	0.8983663218124558
1968	1.097180574538093
1969	1.2965696777291873
1970	1.323411712968508
1971	1.2381709750189076
1972	1.264502138461813
1973	1.2762578028747018
1974	0.970422021586523
1975	0.855752757044463
1976	0.9741042254395191
1977	0.9887494111210106
1978	0.9199958477268707
1979	1.1324859731216579
1980	0.9639368370533061
1981	1.2119536544245886
1982	1.061096035757622
1983	0.9605891265829543
1984	0.9819631418067153
1985	1.0457583182411223
1986	1.1462278149725078
1987	1.1879709212033442
1988	1.0711486476660788
1989	1.2688057623858935
1990	1.2331670197775473
1991	1.0167509221301485
1992	1.0536202972424236
1993	1.0490967060993097
1994	1.1058886957177283
1995	1.2813474819554704
1996	1.4677077663163824
1997	1.4868486598589152
1998	1.5324440535985928
1999	1.8785176101031267
2000	1.982499360288425
2001	2.0440252060676944
2002	2.2843481849106535
2003	2.260586142874245
2004	2.7043189193312265
2005	2.345128965822445
2006	2.6105953554479626
2007	2.7195692563623792
2008	2.73261912897253
2009	2.9114860139377665
2010	3.07391154532826
2011	3.3774289877913186
2012	3.446296678201435
2013	3.3240447160830993
2014	3.508290853106018
2015	3.269948187279793
2016	2.868086231108138
2017	3.3444166049307777
2018	3.5069373927216367
2019	3.3275626032731496
2020	3.1541222582095516