A greeting card company incurred the following costs associated with running its business last month: cardstock $($thick paper$),$ $$9,900$; ink, stickers, ribbons, and other card attachments, $$7,600$; rent on office space, $$1,500$; rent on factory space, $$2,400$; office salaries, $$5,300$; factory labor, $$9,000$; and advertising, $$950.$

How much were its total product costs last month?

Total product costs $

How much were its total period costs last month?

Total period costs $