Year	% of merchandise exports
1962	5.2092520837165965
1963	5.585234864409109
1964	5.49368641742431
1965	5.5073432247874
1966	5.438192177541894
1967	5.4408605576607885
1968	5.667242252436878
1969	5.759732110685026
1970	6.43978609955676
1971	6.467851303432298
1972	5.311011786232633
1973	4.727052262820484
1974	3.9048292115223355
1975	4.0381528829430176
1976	3.984967956388667
1977	4.07800955230666
1978	3.688066650158115
1979	3.403215299578064
1980	3.2389837234201275
1981	3.373675830478408
1982	3.536796796504369
1983	3.547211369074394
1984	3.362865702655398
1985	3.2570346773471677
1986	3.1616346069645154
1987	3.0871647296994533
1988	2.80233235564104
1989	2.750632693847206
1990	2.7520917149410287
1991	2.916705476672963
1992	2.9435937241587906
1993	2.96958259079914
1994	3.0601516187337507
1995	2.9799305665386933
1996	2.9245123261934554
1997	2.7894115212063437
1998	2.648921791681372
1999	2.6333938343258323
2000	2.510988472383866
2001	2.508835106252029
2002	2.4454380300324168
2003	2.5509747831010876
2004	2.598180607168514
2005	2.6291118934924174
2006	2.7708380911769184
2007	2.679862220115158
2008	2.8887745271524516
2009	3.309271440912191
2010	3.7378803851461457
2011	3.6720779450786876
2012	2.6943594831648308
2013	2.5479694298907685
2014	3.032303383603183
2015	2.9956807146144118
2016	2.882794108328399
2017	3.0303951666862776
2018	3.0478066109357895
2019	2.9952100231597165
2020	3.0052383675837353
2021	2.8236823106750917
2022	2.5969997539966028
2023	2.5698114545148387