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ACCOUNTING STANDARDS AND BASIS OF PREPARATION - IAS 29 (Details)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
ACCOUNTING STANDARDS AND BASIS OF PREPARATION      
Annual 50.90% 36.10% 53.80%
Accumulated 3 years 216.10% 209.20% 183.40%