please explain thoroughly I want to understand it

PE 13-1A Dividend per Share OBJ. 3 EE 13-1 Swilley Furniture Company has 50,000 shares of cumulative preferred 2% stock, $75 par, and 100,000 shares of $10 par common stock. The following amounts were distributed as dividends: Year 1 Year 2 Year 3 $ 45,000 123,000 130,000 Determine the dividend per share for preferred and common stock for each year