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SHAREHOLDERS' EQUITY (Tables)
 12 Months Ended
Dec. 31, 2014
SHAREHOLDERS' EQUITY  
Schedule of diluted earnings per share, dividends paid per share, total dividends paid and retained earnings balance

 

                                                                                                                                                                                    

(in millions, except per share amounts)

 

2014

 

2013

 

2012

 

Diluted earnings per share

 

$
1.55 

 

$
1.48 

 

$
1.32 

 

Dividends paid per share

 

$
1.025 

 

$
1.005 

 

$
1.00 

 

Total dividends paid

 

$
44.4 

 

$
43.0 

 

$
42.3 

 

Retained earnings year-end balance

 

$
90.3 

 

$
67.6 

 

$
47.1