Year	% of merchandise exports
1962	5.620259910135225
1967	8.199679393440043
1968	5.961562031140935
1969	5.545059852532165
1970	11.419946893609792
1971	4.866171637569062
1972	4.953385850549404
1973	4.343270032741761
1974	4.322873494198309
1975	3.5237333717056356
1976	3.4108905869677124
1977	3.4550364569219387
1978	3.4486851511669183
1979	3.7326579194345557
1980	3.920866491563315
1981	3.6126272079602493
1982	3.068072769379617
1983	3.503177921393874
1984	3.571016568862584
1985	4.252293941852178
1986	4.557570565131153
1987	4.4368596129776305
1989	6.436076464696675
1990	4.359246654508507
1991	4.195861629993757
1992	4.227433633054053
1993	3.525509345074155
1994	4.147252166093003
1995	5.968141532383705
1996	5.690738660017263
1997	4.736758257113928
1998	4.369827158444804
1999	4.666591327516764
2000	4.899223456618796
2001	5.445395856868578
2002	5.235108330847
2003	5.699215070046266
2004	6.410050719653502
2005	8.445904948356597
2006	9.913538504350182
2007	10.651797956869306
2008	7.913075698984434
2009	9.09437717746705
2010	9.79274966912068
2011	7.761178263429438
2012	6.275162190224408
2013	7.030949146109801
2014	4.734889242311254
2015	5.476434136385189
2016	5.749876171854736
2017	5.953723221293545
2018	6.872276738558976
2019	5.447375776986205
2020	5.573116743374613
2021	6.774995745449565
2022	8.454898681133027