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Taxes Other Than Income Taxes (Tables)
6 Months Ended
Jun. 30, 2011
Taxes Other Than Income Taxes  
Taxes other than income taxes included in revenues

 

 
  Quarter
Ended
June 30,

  Six Months
Ended
June 30,

 
 
  2011
  2010
  2011
  2010
 
   
 
  (In millions)
 

Constellation Energy (including BGE)

  $ 35.5   $ 30.5   $ 70.2   $ 61.5  

BGE

    19.6     19.3     42.6     41.2