Year	% of merchandise exports
1962	0.952177094722891
1963	1.085864125315375
1964	1.1616022265687893
1965	0.9251613146303683
1966	0.7568235959415713
1967	0.5871282293850518
1968	0.4262815812324523
1969	0.569132964475523
1970	0.4686983019328446
1971	1.106747990454324
1972	1.1644493967803327
1973	2.3860561208285627
1974	1.7034287836117705
1975	1.4378988241903816
1976	1.4133509670008924
1977	1.8102956280271678
1978	1.1459397412270251
1979	1.254280724110458
1980	0.928675089904921
1981	0.6294690887249966
1982	0.431331593077316
1983	1.217556040594826
1984	0.6084500690202786
1992	4.4464184739649815
1996	9.249555131042602
1997	6.898809483449872
1998	13.402318996228374
1999	18.758919504963707
2000	9.260444534656237
2001	10.822025711985045
2003	4.59102896560224
2004	8.088568862755178
2005	23.34648984268714
2006	21.242258853670005
2007	12.478681689660569
2008	10.25218957323886
2009	10.34271764968035
2010	7.283315592345284
2011	7.69913170564475
2012	6.221725507819976
2013	9.644885702042373
2014	9.184332087792367
2015	8.57038246992647
2016	8.599478551242475
2017	6.477434797267743
2018	3.522479137568013
2019	5.204133514700506
2021	8.135156391292847
2022	6.293882336757436
2023	5.990320230829283