Using the following information:

	12/31/17
Accounts receivable	$540000
Allowance	(36000	)
Cash realizable value	$504000

During 2018, sales on account were $144500 and collections on account were $99500. Also during 2018, the company wrote off $4070 in uncollectible accounts. An analysis of outstanding receivable accounts at year end indicated that uncollectible accounts should be estimated at $39300. Bad debt expense for 2018 is