Historical system reports 2021 Report Image The Spanish electricity system 2021 View report Image The Spanish renewable energies report 2021 View report All reports 26 publications Issue - Any -Electricity systemRenewable energy Type - Any -Ancillary servicesAnnual reportPreliminary reportEnd of year forecast Report year - Any -2021202020192018201720162015201420132012201120092008 Order by Date Less recentDate Most recent Ancillary Services. Preliminary Report 2018Ancillary servicesView report The Spanish Electricity System. Preliminary report 2018Preliminary reportView report The Spanish Electricity System. End of year forecast 2018End of year forecastView report Spanish Electricity System 2017 ReportAnnual reportView report Ancillary Services. Preliminary Report 2017Ancillary servicesView report The Spanish Electricity System. Preliminary report 2017Preliminary reportView report Pagination First page « First Previous page ‹ Previous Page 1 Current page 2 Page 3 … Next page Next › Last page Last »