type SolarData = enumeration(Solar2011_50Hz_900s "Measured data 2011 50Hz - 900s - 671 full load hours", Solar2011_TenneT_900s "Measured data 2011 TenneT - 900s - 851 full load hours", Solar2011_TransnetBW_900s "Measured data 2011 TransnetBW - 900s - 750 full load hours", Solar2011_Amprion_900s "Measured data 2011 Amprion - 900s - 810 full load hours", Solar2011_Gesamt_900s "Measured data 2011 Gesamt - 900s - 791 full load hours", Solar2012_50Hz_900s "Measured data 2012 50Hz - 900s - 716 full load hours", Solar2012_TenneT_900s "Measured data 2012 TenneT - 900s - 882 full load hours", Solar2012_TransnetBW_900s "Measured data 2012 TransnetBW - 900s - 733 full load hours", Solar2012_Amprion_900s "Measured data 2012 Amprion - 900s - 873 full load hours", Solar2012_Gesamt_900s "Measured data 2012 Gesamt - 900s - 818 full load hours", Solar2014_50Hz_900s "Measured data 2014 50Hz - 900s - 861 full load hours", Solar2014_TenneT_900s "Measured data 2014 TenneT - 900s - 826 full load hours", Solar2014_TransnetBW_900s "Measured data 2014 TransnetBW - 900s - 953 full load hours", Solar2014_Amprion_900s "Measured data 2014 Amprion - 900s - 855 full load hours", Solar2014_Gesamt_900s "Measured data 2014 Gesamt - 900s - 858 full load hours", Solar2015_50Hz_900s "Measured data 2015 50Hz - 900s - 897 full load hours", Solar2015_TenneT_900s "Measured data 2015 TenneT - 900s - 832 full load hours", Solar2015_TransnetBW_900s "Measured data 2015 TransnetBW - 900s - 1018 full load hours", Solar2015_Amprion_900s "Measured data 2015 Amprion - 900s - 895 full load hours", Solar2015_Gesamt_900s "Measured data 2015 Gesamt - 900s - 888 full load hours", Solar2015_Gesamt_modFLH950_900s "Modified measured data 2015 Gesamt - 900s - scaled to 950 full load hours");