Johnson Company uses the allowance method to account for uncollectible accounts receivable. Bad debt expense is established as a percentage of credit sales. During the year, net credit sales totaled $600,000, and the estimated bad debt percentage is 2%. The allowance for uncollectible accounts had a credit balance of $5,600 at the beginning of the year and $4,700, after adjusting entries, at the end of the year. What is the amount of accounts receivable written off during the year