Year	% of total merchandise imports
1960	1.6879152451068413
1961	2.5103906899418122
1962	0.384172109104879
1963	0.38461538461538464
1964	0.448497533263567
1965	0.8067344791301297
1966	0.6212510711225364
1967	0.9342468191120206
1968	0.5025125628140703
1969	0.10112684195319273
1973	0.36105356614382955
1974	0.41837148438939886
1975	0.7307242482529311
1976	0.33600533883771644
1977	0.1898699595672604
1978	0.01928268414963363
1979	0.041258380608561115
1980	0.11982671213936769
1981	0.4291527931927488
1982	0.2617138032925285
1983	0.3756283488924488
1984	0.5243549054781289
1985	0.4996493688639551
1986	0.2779262426509888
1987	0.6190628669014836
1988	1.3584628564435197
1989	1.5460295151089247
1990	0.1778694128706948
1991	0.07244545531126274
1992	0.0572480749916304
1993	0.4616459549832809
1994	0.662144976685036
1995	0.5181515471452935
1996	0.6482767744922935
1997	0.6820553439193352
2000	0.8661912443072761
2001	0.8366270522569919
2002	0.7864643426035177
2003	1.114167345149668
2004	0.9588024027226768
2005	0.5379440939189983
2006	0.6961241681398026
2007	0.6366911431261095
2008	0.47949817658740335
2009	0.839855205404644
2010	0.4780229415418705
2011	0.38431272569831376
2012	0.3502704417116873
2013	0.2641721274790124
2014	0.26607591965467864
2015	0.2683729768098819
2016	0.32024597001834626
2017	0.30666235248714097
2018	0.22234555000321463
2019	0.18934759587088712
2020	0.20657016889909205