Sandy Corp. had a 1/1/16 balance in the allowance for doubtful accounts of $12,000. During 2016, it wrote off $8,640 of accounts and collected $2,520 on accounts previously written off. The balance in accounts receivable was $240,000 at 1/1 and $288,000 at 12/31. At 12/31/16, Sandy estimates that 5% of accounts receivable will prove to be uncollectible. What should sandy report as its allowance for doubtful accounts at 12/31/16?