Year	% of total merchandise imports
1960	0.5297680204560005
1961	0.6308056368106415
1962	0.660438749742644
1963	0.7878179666989754
1964	0.8007533089677499
1965	1.1067843039470031
1966	1.481637151751467
1967	1.5911108844056623
1968	1.8068491463951977
1969	1.514515355672178
1970	1.6403023623817181
1971	1.5116264797543066
1972	1.9088333141279674
1973	2.3594682728571756
1974	1.994583338560775
1975	1.9161010938742464
1976	1.9173886479219333
1977	1.8367096163133594
1978	2.0827772567436327
1979	1.9975710734384196
1980	2.472906428726869
1981	2.383705585923367
1982	2.7414070163833117
1983	2.6562146664249027
1984	2.8054417456915384
1985	3.2481689833166043
1986	1.8607939724704043
1987	1.6675028148618671
1988	1.9200425819958213
1989	1.9373890725717067
1990	1.911207393859611
1991	2.2781228518353367
1992	2.708994449528728
1993	2.424403036112547
1994	2.4176321257787152
1995	2.651101608160546
1996	2.563521326926013
1997	2.732724420620028
1998	3.155601357284342
1999	3.38123053857008
2000	3.1444772394173155
2001	3.2724541686240607
2002	3.375728180717951
2003	3.2223142440641777
2004	3.3359404607090997
2005	3.4612240585615774
2006	3.3127968457822865
2007	3.2816501094920887
2008	3.028202336337289
2009	3.6244186997191403
2010	3.4088604461500305
2011	3.1105275392601577
2012	3.33078548788526
2013	2.94139139160738
2014	2.8023642892007707
2015	2.7897676416619293
2016	3.0818526543925886
2017	3.161115233733141
2018	2.6415093505522234
2019	2.516623150691105
2020	2.965753599780614