CAMERON INTERNATIONAL CORP | 2013 | FY | 3

The above assumptions and market prices of the Company’s common stock at the date of option exercises resulted in the following values:

 
 
Year Ended December 31,
 
 
 
2013
  
2012
  
2011
 
 
 
  
  
 
Grant-date fair value per option
 
$
16.19
  
$
15.68
  
$
14.47
 
Intrinsic value of options exercised (dollars in millions)
 
$
30.9
  
$
33.7
  
$
31.5
 
Average intrinsic value per share of options exercised
 
$
26.30
  
$
23.39
  
$
26.79
 

us-gaap:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGrantDateIntrinsicValueTableTextBlock