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Earnings Per Common Share Computation
 9 Months Ended
Sep. 30, 2013
Earnings Per Common Share Computation

8. EARNINGS PER COMMON SHARE COMPUTATION

Detail supporting the computation of basic and diluted earnings per common share was as follows for the three and nine months ended September 30, 2013 and 2012:

 

     Three months ended September 30,      Nine months ended September 30,  
     2013      2012      2013      2012  
    

(dollars in millions except per common share results,

number of shares/options in thousands)

  

Net income available for common stockholders

    $ 368       $ 426       $ 1,261       $ 1,030   
  

 

 

     

 

 

     

 

 

     

 

 

  

Weighted average outstanding shares of common stock used to compute basic earnings per common share

      157,187         160,639         158,026         162,391   

Dilutive effect of:

            

Employee stock options

      289         431         341         629   

Restricted stock

      1,431         1,348         1,244         1,362   
  

 

 

     

 

 

     

 

 

     

 

 

  

Shares used to compute diluted earnings per common share

      158,907         162,418         159,611         164,382   
  

 

 

     

 

 

     

 

 

     

 

 

  

Basic earnings per common share

    $ 2.34       $ 2.65       $ 7.98       $ 6.34   
  

 

 

     

 

 

     

 

 

     

 

 

  

Diluted earnings per common share

    $ 2.31       $ 2.62       $ 7.90       $ 6.27   
  

 

 

     

 

 

     

 

 

     

 

 

  

Number of antidilutive stock options and restricted stock excluded from computation

      202         758         910         799