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Unaudited Quarterly Results

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information

The following is a summary of our unaudited quarterly results of operations for 2016 and 2015:



	2016
	4^th				3^rd				2^nd				1^st
	(in millions of dollars, except share data)
Premium Income	$	2,099.2			$	2,089.4			$	2,081.6			$	2,087.5
Net Investment Income	617.9				611.4				623.3				606.4
Net Realized Investment Gain (Loss)	28.4				11.0				5.3				(20.5		)
Total Revenue	2,796.5				2,763.3				2,761.3				2,725.4
Income Before Income Tax	371.2				332.1				340.2				304.2
Net Income	248.0				236.0				236.8				210.6
Net Income Per Common Share
Basic	1.07				1.01				1.00				0.88
Assuming Dilution	1.07				1.01				1.00				0.88



	2015
	4^th				3^rd				2^nd				1^st
	(in millions of dollars, except share data)
Premium Income	$	2,037.8			$	2,020.8			$	2,017.5			$	2,006.3
Net Investment Income	636.4				612.1				630.7				602.0
Net Realized Investment Gain (Loss)	(2.7		)		(26.6		)		0.8				(15.3		)
Total Revenue	2,722.4				2,657.8				2,703.7				2,647.4
Income Before Income Tax	316.6				298.9				319.8				303.0
Net Income	226.1				203.8				224.3				212.9
Net Income Per Common Share
Basic	0.93				0.83				0.90				0.85
Assuming Dilution	0.93				0.83				0.90				0.84