Year	% of total imports
1995	6.406549218622465
1996	5.748894469315461
1997	5.349690872682596
1998	3.493253172446936
1999	3.3187140951904746
2000	3.318251632035015
2001	3.6020222965197934
2002	3.748875283948247
2003	3.7850071980378557
2004	3.643241519894578
2005	3.599860124161581
2006	3.296792930755501
2007	3.158834121024951
2008	2.9862392274083946
2009	3.289055584122961
2010	2.690048886098098
2011	2.490920089548218
2012	2.6135848445560717
2013	2.8228581505691106
2014	2.818587808657083
2015	2.88160352613438
2016	2.9676813527277455
2017	2.9004061709518894
2018	2.712202901758271
2019	2.4147579217346773
2020	1.0104974077480597