Chubb Limited announced unaudited consolidated earnings results for the fourth quarter and the year ended December 31, 2016. The company reported net income for the quarter ended December 31, 2016 of $1,610 million, or $3.41 per share, compared with $683 million, or $2.08 per share, for the same quarter last year. Operating income was $1,283 million, or $2.72 per share, compared with $780 million, or $2.38 per share, for the same quarter last year. Book value per share decreased 0.3% and tangible book value per share increased 0.6% from September 30, 2016 and now stand at $103.60 and $60.64, respectively. Net investment income was $744 million against $532 million a year ago. Net premiums written was $6,938 million against $4,144 million a year ago. Operating cash flow was $1.5 billion for the quarter. Adjusted net investment income, which excludes a purchase accounting adjustment of $101 million, was $845 million for the quarter. For the year ended December 31, 2016, net income was $4,135 million, or $8.87 per share, compared with $2,834 million, or $8.62 per share, for 2015.  Operating income was $4,716 million, or $10.12 per share, compared with $3,210 million, or $9.76 per share, for 2015. Net investment income was $2,865 million against $2,194 million a year ago. Net premiums written was $28,145 million against $17,713 million a year ago. Operating cash flow was $5.3 billion for the year. For the year, adjusted net investment income, which excludes a purchase accounting adjustment of $393 million, was $3.3 billion.