Year	% of merchandise exports
1963	24.64181134100537
1964	21.282732084998642
1965	20.809143793989787
1966	13.424031120605346
1967	8.608221820515197
1968	7.226601292370479
1969	9.928436555054136
1970	10.451617933040172
1971	13.028226371347918
1972	14.244606918792414
1973	10.428825004072594
1974	10.940638659346877
1975	15.126814072815609
1976	9.207052297522871
1977	8.517344059767634
1978	16.223763486554223
1979	8.679864604957444
1980	12.470449828240609
1981	11.755384346127377
1982	11.644549866390157
1983	12.849520195902306
1984	1.8677168311441161
1985	1.9417984821775387
1986	1.4138092517907443
1987	2.8571684578921857
1994	0.873815318126645
1995	1.152592303754643
1996	0.9167293718742423
1997	0.8424836590686703
1998	0.6625262573114956
1999	0.6326006208541757
2000	0.19961962081540036
2001	0.2606954034788844
2002	0.3120913232946078
2003	0.2867389941464603
2004	0.3584617613577173
2005	0.39914953173434026
2006	0.375439128042019
2007	0.5741018841282073
2008	0.5700372153343201
2009	0.6059672951969968
2010	0.6941041026425481
2011	0.8713049686655334
2012	0.891970903917567
2013	0.9176858338764681
2014	0.8817723910998453
2015	0.8199838255529786
2016	0.7859962626300158
2017	0.7930072813781722
2018	0.724091929793981
2019	0.7920481649942147
2020	0.8006300755000858
2021	0.8216029189896251
2022	0.7558195298003381