Year	% of total merchandise imports
1960	3.6212141851700497
1962	3.902599794497975
1963	7.487868863702611
1968	2.642635401910847
1969	2.107796193984039
1970	1.7467337746619849
1971	1.644842865086758
1972	1.442674755550053
1973	1.806707908428518
1974	1.3209734872935046
1975	1.12522387087337
1976	1.2148546902847996
1977	1.1301441463631183
1978	0.9744278669386118
1979	0.7842952817054244
1980	0.8284170015351696
1981	0.8564277772983181
1982	1.3076993505152372
1983	1.7527271410316176
1984	1.0003187905769133
1985	1.2151223526031014
1986	0.8964164897363428
1987	1.1182094917240728
1988	0.9163441606310283
1989	0.9098882335156405
1990	0.9031393999754034
1991	0.9673798443450544
1992	0.942018630898331
1993	0.9602217393946514
1994	0.9263985503010463
1995	0.8586105146224589
1996	0.8990585072347684
1997	0.9205319349167802
1998	0.7310549551738968
1999	0.8091351974882511
2000	0.948098051740658
2001	1.1032417514221686
2002	1.1540196964363898
2003	1.2128161919502374
2004	1.7646772265876072
2005	2.136378668012008
2006	2.1384748624360337
2007	2.311474862242476
2008	2.722419664861078
2009	2.365305944229393
2010	3.0479177799079387
2011	3.953481357205493
2012	3.481225656317359
2013	2.5490348248771713
2014	2.377809574093437
2015	2.118902529668221
2016	2.2235559779873992
2017	2.392176496494087
2018	2.0757288247189196
2019	1.8843466775239763
2020	1.68191404963421