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Equity-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2013
Summary of LTIP Award Activity

The following table summarizes LTIP award activity for the nine months ended September 30, 2013:

 

 

Units

 

 

Value per
Unit

 

Restricted units unvested at beginning of period

 

  511,177

  

 

$

  28.55

  

Granted

 

  953,282

  

 

 

  38.07

  

Vested

 

(96,235

)

 

 

  27.00

  

Forfeited

 

(181,743

)

 

 

  31.82

  

Restricted units unvested at end of period

 

  1,186,481

  

 

$

  35.82