Year	% of total imports
1995	7.257208269727316
1996	7.696836270020154
1997	7.079799765287661
1998	6.194758921336881
1999	5.912263717598518
2000	5.790599147375954
2001	5.70424539069666
2002	5.395449344866515
2003	5.359419753011288
2004	5.046026514459931
2005	5.008400917071204
2006	4.7291315826942775
2007	4.676586511609015
2008	4.374619090458953
2009	5.333042133200999
2010	4.950903710511863
2011	4.86475408366022
2012	5.07822292889818
2013	5.426268553443195
2014	5.5359036244733915
2015	5.491236662139545
2016	6.0344985051283455
2017	6.21668455315805
2018	5.654940255193275
2019	5.441279429740915