Consolidated Statements of Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues
Premiums	$ 10,682	$ 9,935	$ 31,928	$ 29,709
Net investment income	297	349	873	1,035
Total revenues	40,955	38,556	118,689	115,321
Benefits and expenses
Pharmacy and other service costs	26,624	24,552	76,425	73,565
Medical costs and other benefit expenses	8,429	7,734	23,863	22,930
Selling, general and administrative expenses	3,301	3,413	10,106	10,096
Amortization of acquired intangible assets	493	734	1,487	2,214
Total benefits and expenses	38,847	36,433	111,881	108,805
Income from operations	2,108	2,123	6,808	6,516
Interest expense and other	(336)	(411)	(1,101)	(1,291)
Debt extinguishment costs	0	0	(199)	0
Net realized investment gains (losses)	32	51	(18)	84
Income before income taxes	1,804	1,763	5,490	5,309
Total income taxes	406	409	1,143	1,173
Net income	1,398	1,354	4,347	4,136
Less: Net income attributable to noncontrolling interests	10	3	24	9
Shareholders’ net income	$ 1,388	$ 1,351	$ 4,323	$ 4,127
Shareholders’ net income per share
Basic (in dollars per share)	$ 3.81	$ 3.60	$ 11.77	$ 10.94
Diluted (in dollars per share)	$ 3.78	$ 3.57	$ 11.66	$ 10.83
Pharmacy revenues
Revenues
Revenues	$ 27,802	$ 25,987	$ 79,464	$ 77,454
Fees and other revenues
Revenues
Revenues	$ 2,174	$ 2,285	$ 6,424	$ 7,123