Year	% of total imports
2005	7.447987693561328
2006	7.669466267445054
2007	7.052934650539362
2008	6.270557555430684
2009	6.056375531021914
2010	5.275396580196285
2011	6.118135772663972
2012	4.6717574262003
2013	4.830123193866092
2014	5.134054160633063
2015	4.933511295026437
2016	4.58036778178687
2017	4.759928471768448
2018	4.740925788956398
2019	5.450045985136175
2020	2.488124167226625