The price of Microsoft is $30 per share and that of Apple is $47 per share. The price of Microsoft increases to $35 per share after one year and to $40 after two years. Also, shares of Apple increase to $56 after one year and to $66 after two years. If your portfolio comprises 100 shares of each security, what is your portfolio return in year 1 and year 2 ? Assume no dividends are paid