(*) The 2018 and 2017 perimeters are equivalent, while 2016, compared to corporate scope for 2017, included data related to Acea Illuminazione Pubblica (which were transferred to Areti in 2017), Acea Gori Servizi (in 2017 no longer consolidated using the step by step method), Crea Gestioni, Elgasud (later renamed Acea Liquidation and Litigation) and Acea Energy Management (the total amount ordered by the latter 4 companies in 2016 was € 1.3 million).