Century Bancorp, Inc. announced consolidated unaudited earnings results for the fourth quarter and full year ended December 31, 2016. For the quarter, the company reported total interest income of $24,689,000 compared with $22,496,000 for the same period a year ago. Net interest income was $18,762,000 compared with $17,222,000 for the same period a year ago. Income before income taxes was $6,106,000 compared with $5,876,000 for the same period a year ago. Net income was $6,500,000 compared with $5,971,000 for the same period a year ago. Earnings per diluted average Class A share was $1.17 compared with $1.07 for the same period a year ago. Total other operating income was $3.7 million, decreased from the total other operating income of $4.4 million in the 2015 fourth quarter. For the full year, the company reported total interest income of $96,699,000 compared with $90,093,000 for the same period a year ago. Net interest income was $74,082,000 compared with $69,959,000 for the same period a year ago. Income before income taxes was $24,172,000 compared with $23,554,000 for the same period a year ago. Net income was $24,534,000 compared with $23,021,000 for the same period a year ago. Earnings per diluted average Class A share was $4.41 compared with $4.13 for the same period a year ago. Return on average assets was 0.57% compared with $0.59% for the same period a year ago. Return on average stockholders' equity was 10.80% compared with $11.26% for the same period a year ago. Book value per share was $43.11 compared with $38.53 for the same period a year ago. Tangible book value per share was $42.62 compared with $38.04 for the same period a year ago.