Information Relating to the Consolidated Statement of Cash Flows (Tables)

9 Months Ended

Sep. 30, 2012

Supplemental Cash Flow Elements [Abstract]

Net (increase) decrease in operating working capital

The “Net (increase) decrease in operating working capital” was composed of the following operating changes:

	Nine Months Ended September 30
	2012			2011
	(Millions of dollars)
Decrease (increase) in accounts and notes receivable	$	757		$	(1,215	)
Increase in inventories	(2,068		)	(919		)
Increase in prepaid expenses and other current assets	(841		)	(904		)
Increase in accounts payable and accrued liabilities	25			2,493
(Decrease) increase in income and other taxes payable	(821		)	2,049
Net (increase) decrease in operating working capital	$	(2,948	)	$	1,504

Cash payment for interest on debt and for income taxes

“Net Cash Provided by Operating Activities” included the following cash payments for interest on debt and for income taxes:

	Nine Months Ended September 30
	2012		2011
	(Millions of dollars)
Interest on debt (net of capitalized interest)	$	32	$	46
Income taxes	14,345		12,982

Net sales (purchases) of time deposits

The “Net sales (purchases) of time deposits” consisted of the following gross amounts:

	Nine Months Ended September 30
	2012			2011
	(Millions of dollars)
Time deposits purchased	$	(17	)	$	(6,439	)
Time deposits matured	3,967			3,435
Net sales (purchases) of time deposits	$	3,950		$	(3,004	)

Net sales (purchases) of marketable securities

The “Net purchases of marketable securities” consisted of the following gross amounts:

	Nine Months Ended September 30
	2012			2011
	(Millions of dollars)
Marketable securities purchased	$	(35	)	$	(113	)
Marketable securities sold	31			38
Net purchases of marketable securities	$	(4	)	$	(75	)

Capital expenditures

The major components of “Capital expenditures” and the reconciliation of this amount to the capital and exploratory expenditures, including equity affiliates, are as follows:

	Nine Months Ended September 30
	2012			2011
	(Millions of dollars)
Additions to properties, plant and equipment	$	19,310		$	18,458
Additions to investments	782			639
Current year dry hole expenditures	440			217
Payments for other liabilities and assets, net	(80		)	(121		)
Capital expenditures	20,452			19,193
Expensed exploration expenditures	853			569
Assets acquired through capital lease obligations	—			5
Capital and exploratory expenditures, excluding equity affiliates	21,305			19,767
Company’s share of expenditures by equity affiliates	1,368			1,035
Capital and exploratory expenditures, including equity affiliates	$	22,673		$	20,802