Annual % of merchandise exports
1962 4.619463559413415
1963 4.156976894470605
1964 4.462097649412724
1965 4.7032861631370055
1966 5.229152309221579
1967 4.812430495030704
1968 5.0141886016914
1969 4.7960976606137775
1970 4.625447258275937
1971 3.747807427768889
1972 3.5970843807004997
1973 3.859937431182908
1974 4.404991137078527
1975 3.353675178697247
1976 3.4630118938952004
1977 3.4566272506934155
1978 3.2679890843183403
1979 3.614709075013481
1980 4.130512291115414
1981 3.3309843177549308
1982 2.9676502146983275
1983 3.3360513348875123
1984 3.5887839802839285
1985 3.0872233208535342
1986 2.682254285556969
1987 2.8005158962143257
1988 3.1214934346368195
1989 3.3287657452450303
1990 2.841819582274893
1991 2.6139565109109872
1992 2.8494072056763415
1993 2.727519528728183
1994 2.743023270864586
1995 3.0817232536948302
1996 3.2203859279166465
1997 3.4261040129347835
1998 3.5387887054227902
1999 3.174759748446316
2000 3.120218461006305
2001 2.9394894395736304
2002 2.7497818780592485
2003 2.6418370125969637
2004 2.946930200133722
2005 2.9601193339852876
2006 3.727908080789131
2007 3.7621381604676007
2008 3.3490316882365145
2009 2.82673897243152
2010 3.5432969618150985
2011 3.7221369844880754
2012 3.4730345357747856
2013 3.1136330868496604
2014 3.0589155307645877
2015 3.0066900785299286
2016 2.870914410210568
2017 3.1672338663380226
2018 3.1727183305442606
2019 3.1768077407381283
2020 3.6986367091944374
2021 4.1004399306998405
2022 3.6019731393887713
2023 3.085342142194545