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TRADE ACCOUNTS RECEIVABLE, NET
 12 Months Ended
Dec. 31, 2021
Receivables [Abstract]  
TRADE ACCOUNTS RECEIVABLE, NET
14.TRADE ACCOUNTS RECEIVABLE, NET

Trade accounts receivable are presented net of allowance for doubtful accounts of $1.9 million (2020: $2.6 million). Movements in the allowance for doubtful accounts in the three years ended December 31, 2021 are summarized as follows;
(in thousands of $)
Balance at December 31, 20185,795 
Deductions credited to income(2,847)
Balance at December 31, 20192,948 
Deductions credited to income(301)
Balance at December 31, 20202,647 
Deductions credited to income(731)
Balance at December 31, 20211,916