YearTrade ValueWeight (kg)Quantity
2005$316,45915,23613,266
2006$1,133,82448,60944,819
2007$1,754,19753,43464,721
2008$2,689,25055,835109,228
2009$3,581,73753,279139,760
2010$5,582,146192,287246,398
2011$9,232,585309,825315,076
Note: Quantity represents Number of pairs