Susan and Stan Collins live in Iowa, are married and have two children ages 6 and 10. In 2016, Susan's income is $38,000 and Stan's is $12,000 and both are self-employed. They also have $500 in interest income from tax exempt bonds. The Collins enrolled in health insurance for all of 2016 through their state exchange but did not elect to have the credit paid in advance. The 2016 year-end Form 1095-A the Collins received from the exchange lists the following information:

Annual premiums	$9,800
Annual premium for the designated silver plan in the state	$10,800
Federal Poverty Line for a family of four	$24,250

Compute the Collins' premium tax credit for 2016.