Year	% of merchandise imports
1992	3.173647260576274
1996	7.037749748718316
1997	5.781221194850407
1998	3.880347472721696
1999	3.7543889646093036
2000	3.650654339035354
2001	2.7857691777014923
2002	2.695877192817234
2004	4.184867544530924
2005	6.212992593771034
2006	6.9668244205810606
2007	5.918029249841436