Year	% of merchandise exports
1962	40.75188738396657
1963	31.031881660304816
1964	23.838053325168364
1965	23.964959805523765
1966	19.958044925255734
1967	28.069453136604377
1968	28.747929145324353
1969	33.82826787094921
1970	29.172008432585834
1971	34.760637678877075
1973	49.71024324933201
1974	46.77063944987457
1975	50.61323436091192
1976	45.01849549058804
1977	32.935881746352464
1978	29.771337938355263
1979	26.264960068435432
1980	42.6335485441107
1993	13.103788879401762
1994	11.053088178226336
1995	19.804469390596367
1996	24.185919287696336
1997	25.95732265370088
1998	34.4080549237123
1999	25.187637415460756
2000	13.076152517903516
2001	27.9013308851723
2002	28.09929758938427
2003	25.423198389035406
2004	44.612410286334075
2005	43.1530927478103
2006	27.295358303628863
2007	48.76301610224746
2008	51.22138476753262
2009	31.425702216553734
2010	35.88720245662326
2011	30.71712964108603
2012	32.07516079654623
2013	45.7760631899324
2014	98.94720239985799
2015	19.03943640510679
2016	32.84898443269068
2017	12.336156865937442
2018	29.424585662512992
2019	12.268762552053422
2020	18.994788583981563
2021	14.774175289559624
2022	5.222564973806879