Year	% of merchandise exports
1962	9.733424366437218
1963	9.83807160750786
1964	9.826782917659378
1965	10.119642506780847
1966	11.76006694326272
1967	10.882325768148595
1968	11.184615406324259
1969	10.609630772536102
1970	10.330081791878708
1971	7.416841944085978
1972	6.362461763039461
1973	7.562485792710833
1974	7.967192722629965
1975	5.114526424478317
1976	5.552690607971146
1977	5.495519212844908
1978	4.928578079445472
1979	5.379963316182418
1980	6.531756656121305
1981	5.1574847087875115
1982	4.695959334934041
1983	4.963477472398554
1984	4.886285485963865
1985	4.709589251938774
1986	4.055498377651439
1987	3.816415004626171
1999	2.704931172771074
2000	2.7902520950976304
2001	2.5909520026302357
2002	2.25101082413828
2003	2.119906494137013
2004	2.5237700360995667
2005	2.5985731144397666
2006	3.5046891841462244
2007	3.653724515203511
2008	3.3090438499460424
2009	2.7148672459904306
2010	4.285717754465286
2011	4.200882491230544
2012	4.130635216282903
2013	3.3159136373027547
2014	2.794877519313395
2015	2.786699449941578
2016	2.4141871910792565
2017	2.7066942443396984
2018	3.512363152148703
2019	3.7837886478991867
2020	4.36795342800232
2021	4.927505148715669
2022	3.9270101316318042
2023	3.671377170601966
