Global Reporting Initiative+Fuel consumption from non-renewable sources, GRI 302-1-a (formerly G4-EN3-a)+Bankia+2013+Discussion

Page 155, Values Reported for 2015, 2014, 2013.

Total Energy = Total Primary Energy + Total Natural Gas + Total Fuel

Since a note specifies electricity (not included above) is from renewable sources, fuel and primary energy are assumed to be non-renewable.