Year	% of total merchandise exports
1993	6.9716372116422525
1994	14.188519143640619
1995	14.047839222360084
1996	17.58376280250202
1997	21.71155759636717
1998	20.206376252816835
1999	16.744161833571145
2000	15.313377442239215
2001	16.0606223763266
2002	18.57781242628304
2003	18.546970589472416
2004	18.829372965315084
2005	18.712626620123235
2006	17.018349888536534
2007	25.492880140595485
2008	26.84440389888585
2009	25.436837828595294
2010	22.786484175803423
2011	24.419766945481705
2012	27.09413462071967
2013	25.18158780768035
2014	25.486298208482182
2015	22.053748901788094
2016	20.289217505317247
2017	21.23646471795852
2018	20.28396140447809
2019	21.376077544264444
2020	20.6121144202298