In December 2020, Princess Cruises, Inc. announced that a total amount of $15,000 is to be distributed as the annual dividend to both common and preferred shareholders. There are 10,000 $10-par common shares and 500 $100-par preferred shares outstanding. The preferred stock has a dividend rate of 5% per year. The preferred stock is cumulative and non-participating. Dividends were not paid on the preferred stock in 2019, but were paid in all years prior to 2019. What amount of preferred dividends must be paid to preferred shareholders at the end of 2020