Year	% of total imports
2000	7.109426169032385
2001	7.456982153206507
2002	7.208719713703646
2003	7.096940353064715
2004	7.5542533577086886
2005	7.985101697166552
2006	7.661185859697614
2007	7.868337181376854
2008	6.877669677412064
2009	7.823974336149108
2010	7.602617388106787
2011	7.202084840918897
2012	7.429576371523148
2013	7.522669758212927
2014	7.566001400599089
2015	7.782888331059858
2016	8.337100794166934
2017	8.325285351227345
2018	7.885848025239399