Year	% of total imports
2008	8.489644024207323
2009	4.984116032018864
2010	4.597738682193747
2011	4.4459322737555
2012	5.712563184634163
2013	6.086281668342683
2014	3.8091486146005065
2015	3.6554542363939553
2016	4.202670855023133
2017	5.101551208811412
2018	6.3276883606316545
2019	5.448371692421105
2020	4.207068078655587