Year	% of total merchandise exports
2000	5.209797982091157
2001	7.10025010109437
2002	1.803869791781106
2003	15.950486781298096
2004	15.146694613100978
2005	16.570630885646377
2006	14.367690881498518
2007	17.170081593880564
2008	8.451651277685112
2009	18.404813351384362
2010	26.838216211622345
2011	20.734591365579266
2012	22.519480587644733
2013	20.967778681034645
2014	21.92060538596592
2015	12.457002550847902
2016	11.68791258050921
2017	28.181142372509033
2018	35.94210993302808
2019	31.228471014445493
2020	32.93984792301916