Year	% of total imports
1995	6.7611808162501665
1996	6.81028056286402
1997	6.730303473937604
1998	6.849980402057217
1999	6.118662510253078
2000	5.784883234015611
2001	5.890422910938249
2002	5.58166361016342
2003	5.387026685810775
2004	5.3222523632810725
2005	5.074338246859242
2006	4.958904247570073
2007	5.078212409507658
2008	4.99516202212015
2009	6.067937533755431
2010	5.6114431363428245
2011	5.26810349865014
2012	4.9904889029288135
2013	4.802656787149702
2014	4.884661958416602
2015	5.229418030644069
2016	5.43723870097835
2017	5.4456281653935275
2018	5.672029243558468
2019	5.998298871176319