Year	% of merchandise exports
1962	1.2766207162977132
1963	0.9622014429107666
1964	1.050109603212008
1965	1.4584186350086503
1966	2.160021859876159
1967	2.4221338011788838
1968	2.012964806830666
1969	2.1163027344249126
1970	3.299900183406453
1971	2.5273219922198
1972	2.499143166172166
1973	2.4013580301091553
1974	2.74005882332311
1975	3.241231380454204
1976	3.8334312306860103
1977	3.779821167365481
1978	3.8879346471046703
1979	4.496059911073956
1980	3.998367282720151
1981	4.237557587500131
1982	4.497079360381926
1983	4.657736287774898
1984	4.972064020495522
1985	3.1196917757719547
1986	3.495322320321087
1987	3.1881601116578238
1988	3.062248642675045
1989	2.674424551553376
1990	2.5331841134014663
1991	2.5848745175674317
1992	2.103315435539706
1993	1.743817747798084
1994	1.838910599929643
1995	1.7640759618112962
1996	1.8318850654508618
1997	1.828740311339933
1998	1.7307490708835738
1999	1.5220239524596328
2000	0.9462810798866634
2001	0.8692140912270656
2002	0.9612862121950305
2003	0.9901756752028711
2004	0.4069540604831413
2005	0.7266523359704994
2006	0.6711437508442966
2007	0.6720126186429468
2008	0.6470382670564337
2009	0.7906249125110301
2010	0.811485068022839
2011	0.6311020266466348
2012	0.6063353654900683
2013	0.624645792939921
2014	0.5852286713285091
2015	0.6388648710050107
2016	0.6869125078445654
2017	0.6893573638693654
2018	0.6425505648752508
2019	0.6407878777330217
2020	0.6873832254047924
2021	0.7273802108234055
2022	0.5372426784422927
2023	0.5781803911552887