Calistoga Produce estimates bad debt expense at 0.30% of credit sales. The company reported accounts receivable and allowance for uncollectible accounts of $478,000 and $1,520 respectively, at December 31, 2012. During 2013, Calistoga's credit sales and collections were $324,000 and $310,000, respectively, and $1,790 in accounts receivable were written off.Calistoga's adjusted allowance for uncollectible accounts at December 31, 2013, is?