Year	% of merchandise exports
1962	10.478161999960367
1963	10.102156337789967
1964	9.09948430466839
1965	8.562863678526336
1966	7.966107851841506
1967	6.6727088750605
1968	9.535950778898389
1969	10.242907434111558
1970	10.961572160279207
1971	9.806231813770088
1972	10.116876786784562
1973	9.533140419995012
1974	10.121030122238976
1975	9.493987188370905
1976	11.766500013341957
1977	10.047402106849134
1978	8.216467803391351
1979	8.815179951703037
1980	9.258131823844309
1981	9.232710100047587
1982	8.419546562485978
1983	7.167507520495555
1984	8.134531326809636
1985	7.755641347596464
1986	7.496896684040685
1987	8.482289676805436
1988	8.514133740167889
1989	7.879319070231661
1990	6.30115214927765
1991	5.164602808158491
1992	4.633112583187843
1993	3.9583360138611856
1994	4.331730914086672
1995	4.639777369495834
1996	3.2673985674030828
1997	3.397574587893182
1998	3.0950666057235434
1999	3.2302176433892957
2000	3.476798097848012
2001	2.706155875073545
2002	2.517500730140437
2003	2.452439870139064
2004	1.9958535187782696
2005	2.716338909088008
2006	2.8583597706987907
2007	2.889494650862277
2008	2.8099433573595305
2009	2.820610483967389
2010	3.108561679488805
2011	2.7671947896455817
2012	2.5244029033424895
2013	2.5334741393609463
2014	2.371766846667408
2015	2.459219401467807
2016	2.3629716031468995
2017	2.2508085333797214
2018	2.290480912714176
2019	2.267532492928804
2020	2.2575878169684276
2021	2.3700801786200727
2022	2.237077528315703
2023	2.0725479353091543