how to get the return un entire period .thanks

Dividend o Using the data in the table to the right, calculate the return for investing in the stock from January 1 to December 31. Prices are after the dividend has been paid. Date Jan 1 Feb 5 May 14 Aug 13 Nov 12 Dec 31 Price $31.62 $30.13 $29.63 $32.03 $37.94 $43.92 $0.21 $0.21 $0.22 $0.19 Return for the entire period is %. (Round to two decimal places.)