Year	% of merchandise imports
1962	61.43525187643256
1975	58.095561209391235
1976	52.3092071846924
1977	53.39963574392962
1978	57.80785515395611
1979	57.01025648232728
1980	50.22107620886322
1981	49.562110363534806
1982	50.47615509095294
1983	52.623413795162776
1999	73.2819863140695
2000	68.25076680652114
2001	68.62629578516942
2002	68.97084884931745
2003	73.65950474210103
2004	71.65778260051258
2005	68.99526636621573
2006	70.97355791022684
2007	61.1698468295245
2008	61.172115192272535
2009	69.10341368884181
2010	56.662456447031786
2011	51.00929896102251
2012	56.08004461190751
2013	54.920237506355406
2014	56.53442207860312
2015	56.45810954699635