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Consumption of primary energy. By type

Consumption of primary energy. 2015-2019 By type
2015 2016 2017 2018 2019
Coal 31.0 29.8 36.7 33.5 34.6
Petroleum 11,180.0 11,296.4 11,513.3 11,743.2 11,673.1
Natural gas 5,260.8 5,211.5 5,616.5 5,525.5 5,821.9
Nuclear energy (1) 6,144.5 6,250.2 6,388.8 5,549.6 6,220.4
Balance electrical exchanges (2) 409.1 402.6 323.1 426.2 123.9
Non renewable waste 121.9 133.8 133.2 130.8 138.0
Solar thermal (3) 28.2 29.3 30.5 31.7 33.0
Solar photovoltaics (3) 36.5 36.0 36.9 34.4 38.8
Thermoelectric solar energy (3) 11.7 10.8 11.0 9.4 8.7
Wind energy (3) 228.6 235.2 248.2 238.0 271.1
Hydroelectric energy (3) 384.7 345.2 323.3 468.7 303.4
Biomass (4) 566.1 575.1 636.7 675.9 704.3
Total 24,403.1 24,555.9 25,298.2 24,866.9 25,371.2
Units: Thousands of toe.
Source: Institut Català d'Energia.
(1) Measured in terms of physical energy (2.530 kcal/kWh).
(2) Measured in equivalent consumption (860 kcal / kWh).
(3) Measured in terms of physical energy (860 kcal/kWh).
(4) Includes forestry, arable and livestock biomass, solid urban waste, biological fuels and biogas.
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