Alsup Consulting sometimes performs services for which it receives payment at the conclusion of the engagement, up to six months after services commence. Alsup recognizes service revenue for financial reporting purposes when the services are performed. For tax purposes, revenue is reported when fees are collected. Service revenue, collections, and pretax accounting income for 20152018 are as follows:

Service Revenue			Collections			Pretax Accounting Income
2015	$	637,000		$	617,000		$	180,000
2016		740,000			750,000			245,000
2017		705,000			670,000			215,000
2018		690,000			710,000			195,000
There are no differences between accounting income and taxable income other than the temporary difference described above. The enacted tax rate for each year is 40%. (Hint: You may find it helpful to prepare a schedule that shows the balances in service revenue receivable at December 31, 20152018.) Prepare the appropriate journal entry to record Alsup's 2016 income taxes, Alsups 2017 income taxes and Alsups 2018 income taxes. (If no entry is required for a transaction/event, select "No journal entry required" in the first account field. Enter your answers in thousands.) 1. Record 2016 income taxes. 2. Record 2017 income taxes. 3. Record 2018 income taxes.