Internal Insights Inc., a developer of radiology equipment, has stock outstanding as follows: 20,000 shares of cumulative preferred 2% stock, $140 par, and 67,000 shares of $10 par common. During its first four years of operations, the following amounts were distributed as dividends: first year, $37,600; second year, $84,400; third year, $123,290; fourth year, $180,620

Calculate the dividend per share on each class of stock for each of the four years. Round all answers to two decimal places. If no dividends are paid in a given year, leave it blank.