Area A: Valle d'Aosta, Piemonte, Liguria, Lombardia, and the districts of Oristano and Sassari
Area B: Trentino Alto Adige, Friuli Venezia Giulia, Veneto and Emilia Romagna
Area C: Toscana, Umbria, Lazio, Campania, and the districts of Nuoro and Cagliari
Area D: Marche, Abruzzo, Molise and Puglia
Area E: Basilicata, Calabria and Sicilia