Year	% of merchandise imports
1962	13.513952395010106
1975	21.5558575662616
1976	25.021466228381644
1977	24.046053891656253
1978	17.92732487674773
1979	20.398810365760482
1980	29.33815131291694
1981	28.075437157220506
1982	26.477103518621846
1983	23.147976005476554
1999	8.776613727127422
2000	14.732130809179628
2001	13.901201277028141
2002	12.766456142975924
2003	9.87713401063937
2004	11.872928970215417
2005	15.840894817901097
2006	15.117224786442089
2007	14.13555253509971
2008	18.63731526423248
2009	15.100146065571174
2010	15.938618267059365
2011	18.081065292521775
2012	23.02761158747378
2013	26.277270083692517
2014	26.238170306265516
2015	22.2937659534291