Principal Financial Group, Inc. reported unaudited consolidated earnings results for the fourth quarter and year ended December 31, 2016. For the quarter, operating revenues were $380.1 million against $347.3 million a year ago. Pre-tax operating earnings were $464.8 million against $387.9 million a year ago. Book value per common share as at December 31, 2016 was $35.55 against $31.95 a year ago. Operating earnings were $372.0 million against $303.2 million a year ago. Net income available to common stockholders was $318.0 million against $253.6 million a year ago. Operating earnings per diluted share were $1.27 against $1.02 a year ago. Net income per diluted share was $1.09 against $0.86 a year ago. For the year, operating revenues were $1,387.1 million against $1,343.5 million a year ago. Pre-tax operating earnings were $1,668.7 million against $1,637.1 million a year ago. Operating earnings were $1,331.1 million against $1,270.5 million a year ago. Net income available to common stockholders was $1,316.5 million against $1,209.3 million a year ago. Operating earnings per diluted share were $4.55 against $4.26 a year ago. Net income per diluted share was $4.50 against $4.06 a year ago.