25	Trade payables

Trade payables as at December 31, 2018, 2017 and January 1, 2017 are analysed as follows:


	31/12/18		31/12/17		01/01/17
Invoices received		57,325		63,165		61,282
Invoices to be received		20,576		12,870		9,175

Total		77,901		76,035		70,457

Trade payables mainly represent amounts payable for purchases of goods and services in Italy and abroad, and include 27,443 as at December 31, 2018 denominated in foreign currencies (21,197 as at December 31, 2017 and 22,151 as at January 1, 2017).

Trade payables include amounts due to related parties amounting to 1,004, 8 and nil, respectively as at December 31, 2018, 2017 and January 1, 2017 (see note 41).