CONSOLIDATED INCOME STATEMENTS (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	[1]
Income Statement
Revenue	$ 2,855	$ 3,013
Expense
Labor and Fringe	606	672
Materials, Supplies and Other	454	471
Depreciation	344	330
Fuel	192	233
Equipment and Other Rents	81	88
Total Expense	1,677	1,794
Operating Income	1,178	1,219
Interest Expense	(187)	(178)
Other Income - Net	22	23
Earnings Before Income Taxes	1,013	1,064
Income Tax Expense	(243)	(230)
Net Earnings	$ 770	$ 834
Per Common Share
Net Earnings Per Share, Basic (in dollars per share)	$ 1.00	$ 1.02
Net Earnings Per Share, Assuming Dilution (in dollars per share)	$ 1.00	$ 1.02
Average Shares Outstanding (in shares)	772	814
Average Shares Outstanding, Assuming Dilution (in shares)	773	817

[1] Certain prior year data has been reclassified to conform to the current presentation.