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Afghanistan
18
Albania
18
Algeria
18
Andorra
18
Angola
18
Antigua and Barbuda
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Argentina
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Armenia
18
Aruba
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Australia
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Austria
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Azerbaijan
Bahamas
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Bahrain
18
Bangladesh
Barbados
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Belarus
18
Belgium
18
Belize
Benin
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Bermuda
Bhutan
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Bolivia
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Bosnia and Herzegovina
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Botswana
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Brazil
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Brunei Darussalam
18
ENERGY
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Multi-nation
18
FOSSIL FUELS
16
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