Year	% of total imports
1995	7.26502519135517
1996	7.351752874419957
1997	8.134355004198786
1998	8.705936909856273
1999	7.208187986857609
2000	7.092533999709118
2001	6.679536361656898
2002	6.533837066447688
2003	7.526548397422175
2004	6.542092709381844
2005	5.793381586728306
2006	7.1648544209512375
2007	7.495958143145297
2008	7.6675202657874975
2009	6.840158528304904
2010	6.949843465294963
2011	6.280523908958662
2012	5.741373338519544
2013	5.466499133236761
2014	5.507606920853225
2015	6.392334534237691
2016	5.783618081423191
2017	6.690166754966263
2018	7.151668553321032
2019	8.073212114709815