CONSOLIDATED STATEMENT OF INCOME (UNAUDITED) - USD ($) shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Revenues
Interest revenue		$ 17,550	$ 15,294	$ 33,882	$ 29,815
Interest expense		5,885	4,036	11,045	7,602
Net interest revenue		11,665	11,258	22,837	22,213
Commissions and fees		3,111	3,256	6,141	6,311
Principal transactions		2,151	2,643	5,440	5,737
Administration and other fiduciary fees		934	909	1,839	1,743
Realized gains on sales of investments, net		102	221	272	413
Impairment losses on investments
Gross impairment losses		(15)	(20)	(43)	(32)
Less: Impairments recognized in AOCI		0	0	0	0
Net impairment losses recognized in earnings		(15)	(20)	(43)	(32)
Other revenue		521	(112)	855	136
Total non-interest revenues		6,804	6,897	14,504	14,308
Revenue		18,469	18,155	37,341	36,521
Provisions for credit losses and for benefits and claims
Provision for loan losses		1,795	1,666	3,598	3,341
Policyholder benefits and claims		21	23	47	53
Provision (release) for unfunded lending commitments		(4)	28	24	(15)
Total provisions for credit losses and for benefits and claims		1,812	1,717	3,669	3,379
Operating expenses
Compensation and benefits		5,452	5,463	11,259	10,997
Premises and equipment		570	604	1,163	1,224
Technology/communication		1,797	1,695	3,555	3,358
Advertising and marketing		411	432	792	805
Other operating		2,482	2,566	4,868	5,099
Total operating expenses		10,712	10,760	21,637	21,483
Income from continuing operations before income taxes		5,945	5,678	12,035	11,659
Provision for income taxes		1,444	1,795	2,885	3,658
Income from continuing operations		4,501	3,883	9,150	8,001
Discontinued operations
Income (loss) from discontinued operations		(2)	33	(9)	5
Provision (benefit) for income taxes		(17)	12	(17)	2
Income from discontinued operations, net of taxes		15	21	8	3
Net income before attribution of noncontrolling interests		4,516	3,904	9,158	8,004
Noncontrolling interests		26	32	48	42
Citigroup’s net income		$ 4,490	$ 3,872	$ 9,110	$ 7,962
Basic earnings per share
Income from continuing operations (in dollars per share)	[1]	$ 1.62	$ 1.27	$ 3.30	$ 2.63
Income from discontinued operations, net of taxes (in dollars per share)	[1]	0.01	0.01	0.01	0.00
Net income (in dollars per share)	[1]	$ 1.63	$ 1.28	$ 3.31	$ 2.63
Weighted average common shares outstanding (in shares)		2,530.9	2,739.1	2,546.2	2,752.2
Diluted earnings per share
Income from continuing operations (in dollars per share)	[1]	$ 1.62	$ 1.27	$ 3.30	$ 2.63
Income (loss) from discontinued operations, net of taxes (in dollars per share)	[1]	0.01	0.01	0.01	0.00
Net income (in dollars per share)	[1]	$ 1.63	$ 1.28	$ 3.31	$ 2.63
Adjusted weighted average common shares outstanding (in shares)		2,532.3	2,739.2	2,547.6	2,752.3

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