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MISCELLANEOUS INCOME
9 Months Ended
Sep. 30, 2013
Other Income and Expenses [Abstract]  
MISCELLANEOUS INCOME
MISCELLANEOUS INCOME

Total miscellaneous income was as follows:
 
 
Three Months Ended September 30
 
Nine Months Ended September 30
(Millions)
 
2013
 
2012
 
2013
 
2012
Earnings from equity-method investments
 
$
2.8

 
$
2.6

 
$
8.6

 
$
8.2

Equity portion of AFUDC
 
2.9

 
0.7

 
6.6

 
1.5

Key executive life insurance for retired employees
 
0.1

 

 
1.0

 
1.0

Other
 
0.2

 
0.5

 
0.7

 
0.7

Total miscellaneous income
 
$
6.0

 
$
3.8

 
$
16.9

 
$
11.4