CONSOLIDATED STATEMENT OF INCOME (UNAUDITED) - USD ($) shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues
Interest revenue		$ 19,712	$ 17,550	$ 38,788	$ 33,882
Interest expense		7,762	5,885	15,079	11,045
Net interest revenue		11,950	11,665	23,709	22,837
Commissions and fees		2,881	3,111	5,807	6,141
Principal transactions		1,874	2,126	4,678	5,368
Administration and other fiduciary fees		869	934	1,708	1,839
Realized gains on sales of investments, net		468	102	598	272
Impairment losses on investments
Gross impairment losses		(5)	(15)	(13)	(43)
Net impairment losses recognized in earnings		(5)	(15)	(13)	(43)
Other revenue		721	546	847	927
Total non-interest revenues		6,808	6,804	13,625	14,504
Total revenues, net of interest expense		18,758	18,469	37,334	37,341
Provisions for credit losses and for benefits and claims
Provision for loan losses		2,089	1,795	4,033	3,598
Policyholder benefits and claims		19	21	31	47
Provision for unfunded lending commitments		(15)	(4)	9	24
Total provisions for credit losses and for benefits and claims		2,093	1,812	4,073	3,669
Operating expenses
Compensation and benefits		5,381	5,452	11,039	11,259
Premises and equipment		569	570	1,133	1,163
Technology/communication		1,724	1,797	3,444	3,555
Advertising and marketing		434	411	793	792
Other operating		2,392	2,482	4,675	4,868
Total operating expenses		10,500	10,712	21,084	21,637
Income from continuing operations before income taxes		6,165	5,945	12,177	12,035
Provision for income taxes		1,373	1,444	2,648	2,885
Income from continuing operations		4,792	4,501	9,529	9,150
Discontinued operations
Loss from discontinued operations		(10)	(2)	(12)	(9)
Benefit for income taxes		(27)	(17)	(27)	(17)
Income from discontinued operations, net of taxes		17	15	15	8
Net income before attribution of noncontrolling interests		4,809	4,516	9,544	9,158
Noncontrolling interests		10	26	35	48
Citigroup’s net income		$ 4,799	$ 4,490	$ 9,509	$ 9,110
Basic earnings per share
Income from continuing operations (in dollars per share)	[1]	$ 1.94	$ 1.62	$ 3.81	$ 3.30
Income from discontinued operations, net of taxes (in dollars per share)	[1]	0.01	0.01	0.01	0.01
Net income (in dollars per share)	[1]	$ 1.95	$ 1.63	$ 3.82	$ 3.31
Weighted average common shares outstanding (in shares)		2,286.1	2,530.9	2,313.2	2,546.2
Diluted earnings per share
Income from continuing operations (in dollars per share)	[1]	$ 1.94	$ 1.62	$ 3.81	$ 3.30
Income (loss) from discontinued operations, net of taxes (in dollars per share)	[1]	0.01	0.01	0.01	0.01
Net income (in dollars per share)	[1]	$ 1.95	$ 1.63	$ 3.82	$ 3.31
Adjusted weighted average common shares outstanding (in shares)		2,289.0	2,532.3	2,315.7	2,547.6

[1] Due to rounding, earnings per share on continuing operations and discontinued operations may not sum to earnings per share on net income.