Year	% of merchandise imports
1962	2.9265063406473892
1963	2.7386319248072484
1964	2.7783995172043054
1965	3.1339899689334447
1966	2.8957224108427027
1967	2.8495859373200347
1968	2.869544970083363
1969	2.890261536577484
1970	3.3115304455018437
1971	2.568310677444664
1972	2.612304313542295
1973	3.004598774648768
1974	3.5220506278920984
1975	2.456863514891683
1976	2.4200091271973068
1977	2.303306793356015
1978	1.822160703377403
1979	2.428421298358616
1980	2.7090708641833534
1981	2.3685986936799575
1982	2.277414837369534
1983	2.910495459630988
1984	4.126552954703406
1985	3.520101174214231
1986	3.184138704380838
1987	5.036813354938098
1990	3.738187471799639
1991	3.183658473037381
1992	2.5384137808185216
1993	2.361273953589355
1994	3.116087435378752
1995	4.481961674099443
1996	3.1429307578227967
1997	2.119636605776445
1998	1.5268388117682716
1999	1.5580450694508872
2000	1.8243388497266484
2001	1.3072998640591773
2002	1.4101305218580658
2003	2.0282104652339417
2004	1.7466665492290196
2005	1.0935965622678803
2006	0.9221555221047809
2007	0.7483663133502053
2008	1.3014134666505293
2009	0.9529701910769545
2010	1.1853936038626767
2011	1.2597088753641974
2012	1.0501153457404933
2013	0.8489963566505705