CONSOLIDATED CASH FLOW STATEMENTS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
OPERATING ACTIVITIES
Net Earnings	$ 859	$ 706
Adjustments to Reconcile Net Earnings to Net Cash Provided by Operating Activities:
Depreciation and Amortization	360	345
Deferred Income Taxes	37	40
Gains on Property Dispositions	(27)	(3)
Other Operating Activities	4	28
Changes in Operating Assets and Liabilities:
Accounts Receivable	(131)	(64)
Other Current Assets	(40)	(5)
Accounts Payable	82	53
Income and Other Taxes Payable	225	192
Other Current Liabilities	(70)	(60)
Net Cash Provided by Operating Activities	1,299	1,232
INVESTING ACTIVITIES
Property Additions	(331)	(306)
Purchases of Short-term Investments	(19)	0
Proceeds from Sales of Short-term Investments	0	1
Proceeds and Advances from Property Dispositions	8	0
Business Acquisition, Net of Cash Acquired	(9)	0
Other Investing Activities	(17)	8
Net Cash Used In Investing Activities	(368)	(297)
FINANCING ACTIVITIES
Long-term Debt Repaid (Note 7)	(6)	(360)
Dividends Paid	(218)	(213)
Shares Repurchased	(1,016)	(551)
Other Financing Activities	6	15
Net Cash Used in Financing Activities	(1,234)	(1,109)
Net Decrease in Cash and Cash Equivalents	(303)	(174)
CASH AND CASH EQUIVALENTS
Cash and Cash Equivalents at Beginning of Period	2,239	3,129
Cash and Cash Equivalents at End of Period	$ 1,936	$ 2,955