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Consumption of primary energy. By type

Consumption of primary energy. 2013-2017 By type
2013 2014 2015 2016 2017
Coal 31.7 31.9 31.0 29.8 36.6
Petroleum 9,792.6 10,471.1 11,240.7 11,312.2 11,751.5
Natural gas 5,558.1 4,999.2 5,285.2 5,211.2 5,576.6
Nuclear energy (1) 6,251.6 6,004.2 6,144.5 6,250.2 6,388.8
Hydroelectric energy (2) 492.2 480.0 411.4 363.9 334.3
Wind energy (2) 280.7 252.3 228.6 235.2 248.2
Biomass (3) 511.5 531.5 572.5 583.0 643.5
Solar thermal (4) 26.4 27.4 28.0 28.9 29.9
Solar photovoltaics (4) 37.1 35.7 36.5 36.0 36.9
Thermoelectric solar energy (4) 6.4 10.7 11.7 10.8 11.0
Balance electrical exchanges (5) 143.5 424.4 409.5 403.0 322.9
Non renewable waste 98.2 114.2 122.7 134.8 137.3
Total 23,230.0 23,382.6 24,522.3 24,599.0 25,517.5
Units: Thousands of toe.
Source: Institut Català d'Energia.
(1) Measured in terms of physical energy (2.530 kcal/kWh).
(2) Measured in terms of physical energy (860 kcal/kWh).
(3) Includes forestry, arable and livestock biomass, solid urban waste, biological fuels and biogas.
(4) Measured in terms of physical energy (860 kcal / kWh).
(5) Measured in equivalent consumption (860 kcal / kWh).
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