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Internal Insights Inc. a developer of radiology equipment, has stock outstanding as follows: 17,000 shares of cumulative preferred 3% stock, $110 par, and 57,000 shares of $15 par common. During its first four years of operations, the following amounts were distributed as dividends: first year, $37,570; second year, $84,630; third year, $104,760; fourth year, $129,060. Compute 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