Year	% of total merchandise imports
1972	0.9009009009009009
1973	1.3513513513513513
1974	0.3968253968253968
1989	0.6353978350343457
1990	0.0008501746976839077
1991	0.4914733962572222
1992	0.5598912984969223
1993	0.6398095530474242
1994	0.3642156658643323
1995	0.1717754448429642
1996	0.30556452529787914
1999	0.06534426172308427
2000	0.4040191280316697
2001	0.6347633098456745
2002	2.060149086540362
2003	1.639916093736031
2004	1.9507425009891803
2005	3.5388440597680275
2006	3.5458399911774845
2007	1.1002147618418343
2008	1.3085278540674152
2009	1.0540167093827502
2010	0.5361848541867709
2011	0.9089604459323306
2012	0.8349240454066144
2013	1.5655123794337933
2014	1.1369232958046462
2015	1.304421931964628
2016	1.412689008116609
2017	1.3428104868391637
2018	1.3632658761735519
2019	1.933318495179021
2020	2.4255549640521603