CONSOLIDATED CONDENSED STATEMENTS OF INCOME (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
REVENUES AND OTHER INCOME
Net sales	$ 5,965	$ 6,006	$ 18,001	$ 17,905
Interest, dividends and other income	26	70	64	136
Gains on disposition of assets, net			1	22
TOTAL REVENUES AND OTHER INCOME	5,991	6,076	18,066	18,063
COSTS AND OTHER DEDUCTIONS
Cost of sales	3,176	2,879	9,186	8,125
Selling, general and administrative and other operating expenses	394	242	1,163	1,071
Taxes other than on income	172	152	513	465
Exploration expense	69	39	263	185
Interest and debt expense, net	36	25	94	267
TOTAL COSTS AND OTHER DEDUCTIONS	3,847	3,337	11,219	10,113
Income before income taxes and other items	2,144	2,739	6,847	7,950
Provision for domestic and foreign income taxes	855	1,087	2,869	3,252
Income from equity investments	(90)	(123)	(293)	(301)
Income from continuing operations	1,379	1,775	4,271	4,999
Discontinued operations, net	(4)	(4)	(9)	138
NET INCOME	$ 1,375	$ 1,771	$ 4,262	$ 5,137
BASIC EARNINGS PER COMMON SHARE
Income from continuing operations (in dollars per share)	$ 1.70	$ 2.18	$ 5.26	$ 6.14
Discontinued operations, net (in dollars per share)	$ (0.01)	$ (0.01)	$ (0.01)	$ 0.17
BASIC EARNINGS PER COMMON SHARE (in dollars per share)	$ 1.69	$ 2.17	$ 5.25	$ 6.31
DILUTED EARNINGS PER COMMON SHARE
Income from continuing operations (in dollars per share)	$ 1.70	$ 2.18	$ 5.26	$ 6.14
Discontinued operations, net (in dollars per share)	$ (0.01)	$ (0.01)	$ (0.01)	$ 0.17
DILUTED EARNINGS PER COMMON SHARE (in dollars per share)	$ 1.69	$ 2.17	$ 5.25	$ 6.31
DIVIDENDS PER COMMON SHARE (in dollars per share)	$ 0.54	$ 0.46	$ 1.62	$ 1.38