YearTrade ValueWeight (kg)Quantity
2005$560,065679,0272,093,712
2006$885,5071,094,8182,124,020
2007$720,737924,158104,826
2008$1,058,738241,965384,990
2009$1,892,140214,401535,510
2010$2,930,593335,502773,840
Note: Quantity represents Number of pairs