GDP per unit of energy use (constant 2011 PPP $ per kg of oil equivalent), countries grouped by income levels - constant 2011 PPP $ per kg of oil equivalent

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GDP per unit of energy use (constant 2011 PPP $ per kg of oil equivalent), countries grouped by income levels - constant 2011 PPP $ per kg of oil equivalent

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GDP per unit of energy use (constant 2011 PPP $ per kg of oil equivalent), countries grouped by income levels - constant 2011 PPP $ per kg of oil equivalent

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