Year	% of total imports
1995	9.746520849144083
1996	9.610599073023302
1997	8.498865119082545
1998	6.6940431403682314
1999	6.427369691551927
2000	5.464958022883636
2001	5.341802794307958
2002	5.2527597639298715
2003	4.740250496637866
2004	4.400765252931852
2005	4.238134213620681
2006	3.9573094208298247
2007	3.6689225344838547
2008	3.869354411242812
2009	4.233475554464151
2010	3.6559129888632635
2011	3.2918237018469703
2012	3.3318300696924488
2013	3.3686400397523633
2014	3.417789210488375
2015	3.5149420790849533
2016	3.692929901287783
2017	3.8483328636748664
2018	3.807102795797535
2019	3.94685717647044