Year	% of merchandise imports
1966	3.1255751410202564
1968	3.2863093934429037
1969	3.2274842599738354
1970	3.849312076389727
1971	3.9878290632868594
1973	3.1389705167322766
1974	4.309295040882179
1975	2.077152323106887
1976	1.9612464910935552
1977	2.658423384393796
1978	1.953384472796393
1979	2.2212786809670146
1980	3.1534922043939253
1981	2.9010405831082267
1982	3.0319835369432413
1983	3.7404400287539987
1984	3.924000058879362
1985	3.601915374630365
1986	3.3529848397022306
1987	3.6615940118322183
1992	2.9080507427140283
1993	3.6995708892377874
1994	3.337241838505959
1995	3.1768984572973884
1996	2.9801487252378016
1997	3.1237174789397955
1998	2.625143230275482
1999	2.589094963646848
2000	2.5942184177107164
2001	2.357637393367119
2002	2.115771111695103
2003	2.4123139262873607
2004	1.9099491566490132
2005	1.6979179039009356
2006	2.0808464935386386
2007	2.2793887813100744
2008	1.6233990553386342
2009	1.4783554987368168
2010	1.6267658031803534
2011	1.538686354230861
2012	1.5019833239957396
2013	1.4614735705580522
2014	1.582524727988923
2015	1.4575590504297995
2016	1.4219076620052868
2017	1.0641793864641997