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EARNINGS PER UNIT (Tables)
 12 Months Ended
Dec. 31, 2011
Reconciliation of Weighted Average Number of LP Units Used in Basic and Diluted Earnings Per LP Unit Calculations

The following table is a reconciliation of the weighted average units outstanding used in computing the basic and diluted earnings per unit for the periods indicated (in thousands, except per unit amounts):

 

     Year Ended December 31,  
     2011      2010      2009  

Net income attributable to Buckeye Partners, L.P.

    $ 108,501      $ 43,080      $ 49,594  

Basic:

         

Weighted average units outstanding

      90,423        25,627        19,578  

Weighted average management units outstanding

      —           389        374  
  

 

 

     

 

 

     

 

 

  

Weighted average units outstanding—basic

      90,423        26,016        19,952  
  

 

 

     

 

 

     

 

 

  

Earnings per unit—basic

    $ 1.20      $ 1.66      $ 2.49  
  

 

 

     

 

 

     

 

 

  

Diluted:

         

Weighted average units outstanding—basic

      90,423        26,016        19,952  

Dilutive effect of LP Unit options and LTIP awards granted

      349        70        —     
  

 

 

     

 

 

     

 

 

  

Weighted average units outstanding—diluted

      90,772        26,086        19,952  
  

 

 

     

 

 

     

 

 

  

Earnings per unit—diluted

    $ 1.20      $ 1.65      $ 2.49