Year	% of total merchandise imports
1998	4.444079877749586
1999	2.965443295605895
2000	4.463853957494523
2001	4.387542278549382
2002	4.145526501529203
2003	3.9302491940583364
2004	5.255602579244381
2005	4.462122123141148
2006	4.400484552667947
2007	3.9906454706341585
2008	5.553200267691399
2009	4.7596464762391415
2010	4.06847732394863
2011	3.960623282221834
2012	1.396191711130638
2013	0.3027821315271295
2014	0.5640219394259918
2015	0.4003403443415784
2016	0.28025420795730943
2017	0.3232784053990411
2018	0.2724598878963639
2019	0.25252528940849595
2020	0.3177636190416036