CONSOLIDATED STATEMENTS OF INCOME (USD $) In Millions, except Per Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenues
Premiums Earned	$ 2,913	$ 2,799	$ 5,767	$ 5,581
Investment Income	416	426	820	836
Other Revenues	2	3	4	7
Realized Investment Gains (Losses), Net
Total Other-Than-Temporary Impairment Losses on Investments	(14)	(6)	(16)	(6)
Other-Than-Temporary Impairment Losses on Investments Recognized in Other Comprehensive Income	0	(2)	0	(3)
Other Realized Investment Gains, Net	83	98	245	226
Total Realized Investment Gains, Net	69	90	229	217
Total Revenues	3,400	3,318	6,820	6,641
Losses and Expenses
Losses and Loss Expenses	1,847	1,660	3,612	3,390
Amortization of Deferred Policy Acquisition Costs	816	765	1,591	1,505
Other Insurance Operating Costs and Expenses	104	107	211	222
Investment Expenses	12	8	23	18
Other Expenses	3	4	5	8
Corporate Expenses	72	72	147	148
Total Losses and Expenses	2,854	2,616	5,589	5,291
Income Before Federal and Foreign Income Tax	546	702	1,231	1,350
Federal and Foreign Income Tax	127	184	303	368
Net Income	$ 419	$ 518	$ 928	$ 982
Net Income Per Share
Basic	$ 1.43	$ 1.60	$ 3.14	$ 2.99
Diluted	$ 1.42	$ 1.59	$ 3.12	$ 2.97
Dividends Declared Per Share	$ 0.39	$ 0.37	$ 0.78	$ 0.74