Year	% of total imports
1995	4.603250452419406
1996	5.032234374449752
1997	5.724207451296429
1998	6.214624986959242
1999	7.522800709606319
2000	6.8611389373692155
2001	8.313546183288922
2002	8.41629144384195
2003	7.965891779841491
2004	6.91770370476409
2005	6.497168740364878
2006	5.856848270347367
2007	5.264166876468689
2008	4.237564708627619
2009	5.478860315355511
2010	4.784947123977501
2011	4.115340684002346
2012	3.9198084916010694
2013	4.196267800196579
2014	4.3234427702475084
2015	5.566042398149274
2016	6.2094171159433
2017	6.091819038928523
2018	6.499182358704466
2019	7.017211873753635
2020	2.2159029961779755