Expenditure on environmental protection (as % of output, electricity, gas, steam and air conditioning supply) reached 0.880% in 2011 in Bulgaria, according to . This is 29.4% more than in the previous year.
Historically, Expenditure on Environmental Protection (As % of output, Electricity, gas, steam and air conditioning supply) in Bulgaria reached an all time high of 2.30% in 2004 and an all time low of 0.600% in 1995.
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