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EARNINGS PER COMMON SHARE (Tables)
 12 Months Ended
Dec. 31, 2019
EARNINGS PER COMMON SHARE  
Earnings Per Common Share

                                                                                                                                                                                                                                

($ millions)

 
2019

 
2018

 

Net earnings

 

2 899

 

3 293

 


(millions of common shares)


 


 


 


 


 

Weighted average number of common shares

 

1 559

 

1 623

 

Dilutive securities:

 

 

 

 

 

 

Effect of share options

 
2

 
6

 

Weighted average number of diluted common shares

 

1 561

 

1 629

 


(dollars per common share)


 


 


 


 


 

Basic earnings per share

 
1.86

 
2.03

 

Diluted earnings per share

 
1.86

 
2.02