Year	% of total imports
2002	11.459322733563125
2003	10.145395969130208
2004	9.632042890812471
2005	7.604743268254522
2006	7.770426504377276
2007	9.547470544822431
2008	7.170390399120749
2009	8.68230163985314
2010	8.613161345121407
2011	8.114094589865266
2012	7.859044969529639
2013	7.963379874168953
2014	8.756843678819282
2015	9.843080651581664
2016	10.605791017434184
2017	10.537878188424973
2018	9.867299952471809
2019	10.60142268354731