Year	% of total imports
2003	11.984738751155824
2004	12.90692093232432
2005	10.63303240713836
2006	9.56061178449432
2007	9.374738764616602
2008	9.534657735279684
2009	8.181936123814618
2010	9.56997329364719
2011	9.012473675110707
2012	9.990108773658932
2013	10.363111686383943
2014	11.880863369176874
2015	12.611961652431278
2016	8.935331959911332
2017	12.441084657818042
2018	12.78426640194476
2019	13.18165175962292
2020	12.071045906850921