Year	% of merchandise exports
1962	14.463805376507047
1963	15.99247098239209
1964	16.495835707816536
1965	16.38425039404461
1966	16.283934924501214
1967	15.965638202226632
1968	17.081778864439165
1969	17.65116775777233
1970	15.80319097866758
1971	17.512030411668523
1972	18.3401946229021
1973	18.952586297959744
1974	17.40780551022523
1975	15.636434611463754
1976	15.255877470304712
1977	14.571186502176966
1978	15.551482754064391
1979	14.840515396537388
1980	16.051987918578085
1981	17.004080439531155
1982	16.50038480646121
1983	16.91268596939931
1984	16.391181665716278
1985	16.317797194947254
1986	16.297714429400855
1987	16.176508095445268
1988	16.460094676337267
1989	16.251740340046656
1990	15.807551479121157
1991	15.321202036585174
1992	15.528063474022877
1993	15.936691269835832
1994	14.819157599235314
1995	14.367411981359501
1996	14.016646301331939
1997	13.645239181586158
1998	12.763343489965495
1999	12.418986897397472
2000	10.971656873402985
2001	10.629979268271066
2002	11.225851706746843
2003	11.617624562712482
2004	11.013873990335952
2005	10.705239187965411
2006	10.456609169165421
2007	10.915336769579117
2008	11.563329337407934
2009	12.399507690216263
2010	11.963720951700676
2011	12.651581852534036
2012	12.567837324152793
2013	13.151440132158749
2014	12.66848728306575
2015	12.644732222461558
2016	12.43196129844734
2017	12.545774292058464
2018	12.312093239231224
2019	12.351191381659081
2020	13.953740464350304
2021	13.603285662276818
2022	13.751450266122989
2023	13.124611952778881
