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Quarterly Financial Data
12 Months Ended
Dec. 31, 2014
Quarterly Financial Data [Abstract]  
Quarterly Financial Data
Quarterly Financial Data (unaudited)
The following tables summarize supplementary quarterly financial information (in millions):
 
First
Quarter
 
Second
Quarter
 
Third
Quarter
 
Fourth
Quarter
Year Ended December 31, 2014
 
 
 
 
 
 
 
Total revenue
$
1,097

 
$
1,191

 
$
1,261

 
$
1,305

Income before income taxes
$
222

 
$
265

 
$
208

 
$
120

Net income
$
145

 
$
175

 
$
158

 
$
59

 
 
 
 
 
 
 
 
Year Ended December 31, 2013
 
 
 
 
 
 
 
Total revenue
$
540

 
$
836

 
$
867

 
$
1,101

Income before income taxes
$
170

 
$
264

 
$
239

 
$
210

Net income
$
106

 
$
178

 
$
161

 
$
121