CONSOLIDATED INCOME STATEMENTS (Unaudited) - USD ($) shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement
Revenue		$ 3,815	$ 2,990	$ 7,228	$ 5,803
Expense
Labor and Fringe		684	596	1,376	1,216
Purchased Services and Other	[1]	647	441	1,322	913
Fuel		446	194	777	384
Depreciation and Amortization		369	348	729	693
Equipment and Other Rents		95	87	195	175
Gains on Property Dispositions		(129)	(367)	(156)	(370)
Total Expense		2,112	1,299	4,243	3,011
Operating Income		1,703	1,691	2,985	2,792
Interest Expense		(171)	(181)	(350)	(365)
Other Income - Net		26	20	52	40
Earnings Before Income Taxes		1,558	1,530	2,687	2,467
Income Tax Expense		(380)	(357)	(650)	(588)
Net Earnings		$ 1,178	$ 1,173	$ 2,037	$ 1,879
Per Common Share
Net Earnings Per Share, Basic (in dollars per share)		$ 0.55	$ 0.52	$ 0.94	$ 0.83
Net Earnings Per Share, Assuming Dilution (in dollars per share)		$ 0.54	$ 0.52	$ 0.94	$ 0.82
Average Shares Outstanding (in shares)		2,158	2,270	2,173	2,276
Average Shares Outstanding, Assuming Dilution (in shares)		2,163	2,275	2,178	2,281

[1] Beginning third quarter 2021, the Company changed the name of Materials, Supplies and Other expense to Purchased Services and Other, which better describes the composition of this expense amount. This change in naming convention does not impact previously reported results.