YearTrade ValueWeight (kg)Quantity
2005$7,160,989,417540,534,929490,330
2006$7,182,977,06192,826,015465,993
2007$8,530,714,659100,996,510451,993
2008$5,786,520,462339,769,490258,340
2009$2,656,342,410178,833,502143,587
2010$2,265,051,433183,709,868155,765
Note: Quantity represents Number of items