Year	% of merchandise exports
1962	6.065961399588421
1963	7.085989351353175
1964	7.856780800162953
1965	8.039923512150226
1966	9.1577887743881
1967	8.926342703443785
1968	9.639671066975776
1969	9.80445811927368
1970	10.704032875367359
1971	8.929289035143695
1972	8.018274216521448
1973	6.759224843881237
1974	7.868118131184564
1975	11.21726786001379
1976	9.962847717942019
1977	6.6676285965239135
1978	6.445613239445301
1979	5.390555589719284
1980	6.074299952055794
1981	5.01476758227722
1982	4.581028889572644
1983	4.3886222393650804
1984	4.515481838907098
1985	6.7998214970139506
1986	4.834033386934841
1987	4.619705532708138
1988	6.326904903347769
1989	6.760153928624576
1990	5.222486134942552
1991	5.0749139163571435
1992	4.11315038865836
1993	3.332829632077953
1994	3.2528794153995686
1995	3.320009282345739
1996	2.992707306378512
1997	2.62185068251277
1998	2.0598510775601007
1999	2.2624935668298596
2000	2.29546238805364
2001	2.4279982705429046
2002	3.501324666676188
2003	3.1865440719481453
2004	4.800478455326312
2005	6.244514685011274
2006	6.592869400789291
2007	6.42981167745991
2008	5.334949293840834
2009	5.223214546292473
2010	6.295274039364172
2011	3.338154203646421
2012	2.98531942940968
2013	2.6684884181377475
2014	2.973347056273149
2015	2.8501207114506255
2016	2.9384980187336165
2017	3.7339420573208804
2018	3.4173453997943937
2019	3.376856453925985
2020	4.446470665847839
2021	4.656811617120864
2022	3.6637964248974164
2023	3.8153139365516076