Year	% of total imports
2005	5.30761387809165
2006	5.785856253437163
2007	5.458628972396171
2008	4.656809901140722
2009	5.69338901283406
2010	4.298196048005366
2011	3.6687364306366934
2012	3.7680672627023926
2013	4.520803784238205
2014	4.064844299037828
2015	4.241478231969978
2016	4.325988520466679
2017	3.931400184095487
2018	3.696587189958783
2019	3.686928084921639