Year	% of total imports
1995	8.428212820324289
1996	9.04029430114693
1997	8.112293048614006
1998	9.644599889966994
1999	9.901114025662219
2000	9.316174904995577
2001	9.139691150240479
2002	9.112848101306048
2003	8.301839592378208
2004	8.257091863536502
2005	7.432835625242941
2006	6.58809330997462
2007	6.704437310904457
2008	6.470246825603206
2009	7.245895414481662
2010	7.1071734879894395