Selected financial information (in millions, except per-share information) is available for CIBC at October 31: Dividends declared and paid to common shareholders Dividends declared per common share Dividends declared and paid to preferred shareholders Net income Common shareholders' equity Market price per common share Weighted average number of common shares 2018 $2,356 $5.32 $89 $5,267 $32,866 $113.68 443 2017 $2.121 $5.08 $52 $4,699 $29,440 $113.56 413 2015 $1,879 $4.75 $38 $4,275 $22,673 $100.50 395 (a) Calculate the (1) payout (2) dividend yield. (3) basic earnings per share, and (4) return on common shareholders equity ratios for the common shareholders for 2018 and 2017. (Round basic earnings per share to 2 decimal places, eg, 5.24. Round payout ratio, dividenc yield and return on common shareholders' equity to 1 decimal place, e.g. 5.2%.) 2018 2017 Payout ratio 96 (2) 468 247 95 Dividend yield (3) Basic earnings per share $ 5 Return on common shareholders equity