Quarterly report pursuant to Section 13 or 15(d)

BENEFIT PLANS

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BENEFIT PLANS
6 Months Ended
Jun. 30, 2011
BENEFIT PLANS
8. BENEFIT PLANS

We sponsor defined benefit pension plans and defined contribution plans. For additional information about our benefit plans, see Note 10 of the Notes to Consolidated Financial Statements in our 2010 Form 10-K.

The following table provides the components of net periodic benefit cost for the three and six months ended June 30, 2011 and 2010:

   
Pension Benefits
   
Other Benefits
 
   
Three Months Ended June 30,
 
   
2011
   
2010
   
2011
   
2010
 
   
(In millions)
 
Service cost
  $ 1.6     $ 1.4     $ 0.2     $ 0.1  
Interest cost
    8.6       8.7       0.4       0.4  
Expected return on plan assets
    (11.7 )     (11.1 )     (0.4 )     (0.4 )
Amortization of prior service cost
    0.2       0.2       (0.1 )     -  
Recognized actuarial loss
    3.0       2.3       0.3       0.3  
Total net periodic benefit cost
  $ 1.7     $ 1.5     $ 0.4     $ 0.4  
                                 
   
Pension Benefits
   
Other Benefits
 
   
Six Months Ended June 30,
 
    2011     2010     2011     2010  
   
(In millions)
 
Service cost
  $ 3.2     $ 2.9     $ 0.3     $ 0.2  
Interest cost
    17.2       17.4       0.8       0.9  
Expected return on plan assets
    (23.3 )     (22.2 )     (0.8 )     (0.8 )
Amortization of prior service cost
    0.4       0.4       (0.1 )     (0.1 )
Recognized actuarial loss
    6.0       4.5       0.6       0.6  
Total net periodic benefit cost
  $ 3.5     $ 3.0     $ 0.8     $ 0.8