Year	% of merchandise imports
1981	22.752308409749126
1982	24.62559367989846
1983	23.303892852896073
1986	22.914365102106306
1987	19.18469684484395
1993	21.992449041204626
1994	21.178706442560674
1995	21.065593349866003
1996	20.31346743070152
1997	19.158152396137893
1999	18.518533452419753
2000	19.043318963221477
2001	17.354571279785453
2002	15.617044180862944
2003	16.58321303292008
2004	19.425421935011354
2005	18.49860120570927
2006	18.613070024565932
2007	18.69073151692138
2008	17.769320737004392
2009	20.963445587709508
2010	19.717954366498144
2011	23.6963647995571
2012	25.575464044771063
2013	21.898536709458778
2014	20.998595408507878
2015	21.206475257050837
2016	24.870004803414147
2017	25.38489816414991