Year	% of merchandise imports
1966	3.8517965820607443
1968	4.250622563955796
1969	4.498907170883971
1970	4.745218460398581
1971	4.8032822176070304
1972	4.022963093559536
1973	2.6602873393440536
1974	3.6789383778545894
1975	4.581200259659137
1976	4.571695317335266
1977	4.796445348722891
1997	5.837903851704089
1998	4.630946744359662
1999	6.071750732719949
2000	6.8436146937042475
2001	6.511723479748495
2002	5.818927200153684
2003	7.684869075932076
2004	9.445030396764468
2005	12.908695414027758
2006	13.521842705545176
2007	16.107764076129307
2008	23.062417238013705
2009	10.986958357189847
2010	11.58300671818305
2011	13.617154870124857
2013	14.057002634930127
2014	14.888520895030815
2015	11.498404046310453
2016	9.909077973427802
2017	10.54250796777606