pre_text: NAVIOS MARITIME HOLDINGS INC. NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS (Expressed in thousands of U.S. dollars — except share data) NOTE 5: ACCOUNTS RECEIVABLE, NET Accounts receivable consisted of the following:
table: December 31, 2019 December 31,2018
table: Accounts receivable $68,309 $76,376
table: Less: provision for doubtful receivables (16,377) (16,086)
table: Accounts receivable, net $51,932 $60,290
question: Analyse this data from a financial earnings document. What was the percentage change in net accounts receivables between 2018 and 2019?