Patrick has an adjusted gross income of $$160,000$ in the current year. He donated $$30,000$ in cash to a public charity, capital gain property with a basis of $$15,000$ and a fair market value of $$40,000$ to a public charity, and publicly traded stock with a basis of $$20,000$ and a fair market value of $$35,000$ to a private nonoperating foundation. The amount that Patrick can deduct for the stock donation to the private nonoperating foundation is