YearTrade ValueWeight (kg)Quantity
2005$1,039,074,787018,990,406
2006$1,051,984,646023,802,746
2007$990,992,892019,662,634
2008$1,386,163,931027,773,117
2009$575,247,988017,498,241
2010$648,357,118018,513,821
2011$390,823,863014,712,815
Note: Quantity represents Electrical energy in thousands of kilowatt-hours