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Trade receivables (Tables)
12 Months Ended
Dec. 31, 2021
Trade receivables.  
Summary of Trade Receivables

31 December

31 December 

    

2021

    

2020

Receivables from subscribers

 

2,575,698

2,263,544

Accounts and notes receivable

 

1,143,538

766,921

Undue assigned contracted receivables

 

467,693

 

435,332

 

4,186,929

3,465,797