Year	% of merchandise exports
1962	36.823080197534544
1963	31.623766886284038
1964	44.93453179874285
1965	44.386521025429964
1966	41.30663990449064
1967	46.58579015013485
1968	41.76448706497823
1969	40.35165343218783
1970	39.67825514376308
1971	38.294526579160774
1972	42.47543393931548
1973	35.04109779036974
1974	33.470869154095354
1975	30.980932367018777
1976	32.70036676391536
1977	33.02239306875923
1978	30.791210982812096
1979	25.174382266439565
1980	12.448839633613689
1981	8.931782889174936
1982	8.034191022193038
1983	7.374537120213427
1984	8.011146937079621
1985	8.09494072721613
1986	15.405446214681936
1987	13.098261867679742
1989	12.276300540633542
1990	11.602443044122406
1991	12.554649941701602
1992	6.953196353354986
1993	7.3111314401793495
1994	7.0680490239562745
1995	7.6917230864026385
1996	6.406189052387107
1997	6.155169287000985
1998	6.193155520400533
1999	5.353663284774202
2000	4.843776705067502
2001	5.008855969270706
2002	5.010044598564225
2003	5.475668051999145
2004	5.397770223615575
2005	5.360377507808008
2006	5.390004288671589
2007	5.327217620380586
2008	5.4997289420053095
2009	6.865652341545661
2010	5.943073315771588
2011	6.123617310156442
2012	5.756921500014377
2013	6.253094888668412
2014	6.2648835755353005
2015	6.836512571407079
2016	7.541654969288958
2017	7.732477709139586
2018	7.461761918106963
2019	7.847938178087924
2020	9.068145526445125
2021	8.585568830637294
2022	8.254097605792849
2023	8.363415504760525