Year	% of total merchandise exports
1993	9.271824569796584
1994	7.535609935028893
1995	7.74923962114287
1996	7.5103042651515795
1997	7.558612887698632
1998	4.8913996700634135
1999	3.390712129512329
2000	3.2335563467177573
2001	3.349988766172992
2002	3.5420737195846494
2003	3.694757513624145
2004	3.8613080151405264
2005	4.930240920714852
2006	5.198690719701179
2007	6.260071429703104
2008	8.181988765658863
2009	8.026430561459822
2010	8.297516191379227
2011	7.814665835245858
2012	8.224886273899665
2013	8.304999361072227
2014	6.87309378377505
2015	5.752794824180246
2016	5.365529790640625
2017	5.521759204113609
2018	4.886309805511886
2019	4.927823200094856
2020	5.017941574530928