The following is an aging schedule for a company's accounts receivable as at December 31, 2019: Number of days past due Customer's name Total amount owed Current (not yet due) 1-30 31-60 61-90 Over 90 Begin $41,300 $11,000 $19,000 $7,000 $4,300 Cizeron 27,900 27,900 Lemoine 50,700 45,000 3,900 1,800 Rudellin 36,000 36,000 Others 211,000 89,600 67.900 11,000 19,000 23,500 $366,900 $173,500 $90,800 $54,000 $25,100 $23,500 Estimated percentage 2% 4% 8% 15% 40% that will be uncollectible Estimated value $24,587 $3,470 $3,632 $4,320 $3,765 $9,400 of uncollectibles On December 31, 2019, the unadjusted balance in the Allowance for Doubtful Accounts (prior to the aging analysis) was a credit of $6,740.