pre_text: 29. Related party transactions The Group has a number of related parties including joint arrangements and associates, pension schemes and Directors and Executive Committee members (see note 12 “Investments in associates and joint arrangements”, note 24 “Post employment benefits” and note 22 “Directors and key management compensation”). Transactions with joint arrangements and associates Related party transactions with the Group’s joint arrangements and associates primarily comprise fees for the use of products and services including network airtime and access charges, fees for the provision of network infrastructure and cash pooling arrangements. No related party transactions have been entered into during the year which might reasonably affect any decisions made by the users of these consolidated financial statements except as disclosed below. Note: 1 Amounts arise primarily through VodafoneZiggo, Vodafone Idea, Vodafone Hutchison Australia and Cornerstone Telecommunications Infrastructure Limited. Interest is paid in line with market rates. Dividends received from associates and joint ventures are disclosed in the consolidated statement of cash flows.
table: 2019 2018 2017
table: €m €m €m
table: Sales of goods and services to associates 27 19 37
table: Purchase of goods and services from associates 3 1 90
table: Sales of goods and services to joint arrangements 242 194 19
table: Purchase of goods and services from joint arrangements 192 199 183
table: Net interest income receivable from joint arrangements1 96 120 87
table: Trade balances owed:
table: by associates 1 4 –
table: to associates 3 2 1
table: by joint arrangements 193 107 158
table: to joint arrangements 25 28 15
table: Other balances owed by joint arrangements1 997 1,328 1,209
table: Other balances owed to joint arrangements1 169 150 127
question: Analyse this data from a financial earnings document. What is the 2019 average sales of goods and services to associates ?