Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2012

Quarterly Financial Information Disclosure [Abstract]

Selected Quarterly Financial Data (Unaudited)

SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED)

(Millions of dollars)
2012	First quarter		Second quarter		Third quarter		Fourth quarter
Total revenues	$	668	$	668	$	678	$	679
Profit before income taxes	$	170	$	144	$	153	$	124
Profit	$	120	$	104	$	109	$	99
2011	First quarter		Second quarter		Third quarter		Fourth quarter
Total revenues	$	640	$	675	$	668	$	662
Profit before income taxes	$	115	$	152	$	126	$	111
Profit	$	83	$	107	$	93	$	95
2010	First quarter		Second quarter		Third quarter		Fourth quarter
Total revenues	$	631	$	648	$	640	$	633
Profit before income taxes	$	71	$	95	$	89	$	74
Profit	$	53	$	82	$	73	$	70