Year	% of total imports
1995	6.2576149525236975
1996	6.499631654277536
1997	6.081640102626078
1998	6.204365791098932
1999	6.027348518659675
2000	5.899606929361362
2001	5.654385776028663
2002	5.848231886498109
2003	5.547076313506354
2004	4.664489599456954
2012	3.3517288680949213
2013	3.3981298531073576
2014	3.7439554722220025
2015	3.5182440917639237
2016	3.7158498624845255
2017	3.678681993907256
2018	3.4484831904266606
2019	3.4060904413383963
2020	1.1980889994133876