Year	% of total merchandise exports
1992	1.0363307169385638
1993	2.2350621868820486
1994	0.7864280552575662
1995	3.931009660138153
1996	4.583110543237481
1997	6.45650814616017
1998	6.281504459092671
1999	6.642780056119145
2000	6.715425988896176
2001	8.677661362056991
2002	7.975877602405891
2003	6.642525427831882
2004	8.716975453197396
2005	10.22380124058326
2006	8.478232270420351
2007	8.012077877519276
2008	9.326067470370031
2009	11.9578760277319
2010	10.947921334941885
2011	9.865981400363596
2012	12.93719098986804
2013	10.318400418837909
2014	11.569456034346807
2015	12.268429090159094
2016	13.427574904219142
2017	10.68870385675376
2018	10.279648441885916
2019	10.740498657224608
2020	9.502575517671822