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Earnings (Loss) per Ordinary Share
 12 Months Ended
Dec. 31, 2019
Disclosure of earnings per share [Abstract]  
Earnings (Loss) per Ordinary Share
EARNINGS (LOSS) PER ORDINARY SHARE
 
2019

 
2018

 
2017

 
US cents per share
Basic earnings (loss) per ordinary share
(3
)
 
32

 
(46
)
- Continuing operations
87

 
52

 
35

The calculation of basic earnings (loss) per ordinary share is based on profits (losses) attributable to equity shareholders of $364m (2018: $216m; 2017: $145m) and 418,349,777 (2018: 417,122,155; 2017: 415,440,077) shares being the weighted average number of ordinary shares in issue during the financial year.
 
 
 
 
 
- Discontinued operations
(90
)
 
(20
)
 
(81
)
The calculation of basic earnings (loss) per ordinary share is based on profits (losses) attributable to equity shareholders of ($376m) (2018: ($83m); 2017: ($336m)) and 418,349,777 (2018: 417,122,155; 2017: 415,440,077) shares being the weighted average number of ordinary shares in issue during the financial year.
 
 
 
 
 
 
 
 
 
 
 
Diluted earnings (loss) per ordinary share
(3
)
 
32

 
(46
)
- Continuing operations
87

 
52

 
35

The calculation of diluted earnings (loss) per ordinary share is based on profits (losses) attributable to equity shareholders of $364m (2018: $216m; 2017: $145m)and 418,349,777 (2018: 417,379,405; 2017: 415,440,077) shares being the diluted number of ordinary shares.
 
 
 
 
 
- Discontinued operations
(90
)
 
(20
)
 
(81
)
The calculation of diluted earnings (loss) per ordinary share is based on profits (losses) attributable to equity shareholders of ($376m) (2018: ($83m); 2017: ($336m)) and 418,349,777 (2018: 417,379,405; 2017: 415,440,077) shares being the diluted number of ordinary shares.
 
 
 
 
 

In calculating the basic and diluted number of ordinary shares outstanding for the year, the following were taken into consideration:
 
Number of shares
 
2019

 
2018

 
2017

Ordinary shares
414,407,622

 
411,412,947

 
409,265,471

Fully vested options and currently exercisable(1)
3,942,155

 
5,709,208

 
6,174,606

Weighted average number of shares
418,349,777

 
417,122,155

 
415,440,077

Dilutive potential of share options(2)
—

 
257,250

 
—

Fully diluted number of ordinary shares
418,349,777

 
417,379,405

 
415,440,077

(1) 
Employee compensation awards are included in basic earnings per share from the date that all necessary conditions have been satisfied and it is virtually certain that shares will be issued as a result of employees exercising their options.
(2) 
The number of share options that could potentially dilute basic earnings in the future but were not included as the effect was anti-dilutive were 517,186 (2018: nil; 2017:576,426)
 
US Dollars
Figures in millions
2019

 
2018

 
2017

Headline earnings (loss)
 
 
 
 
 
The profit (loss) attributable to equity shareholders was adjusted by the following to arrive at headline earnings (loss):
 
 
 
 
 
Profit (loss) attributable to equity shareholders From continuing and discontinued operations
(12
)
 
133

 
(191
)
Net impairment (impairment reversal) and derecognition of assets
559

 
102

 
298

Net (profit) loss on disposal of assets
(3
)
 
32

 
(8
)
Taxation thereon
(165
)
 
(47
)
 
(72
)
 
379

 
220

 
27




13    EARNINGS (LOSS) PER ORDINARY SHARE (continued)
 
US Cents
Basic headline earnings (loss) per share
 
 
 
 
 
The calculation of basic headline earnings (loss) per ordinary share is based on basic headline earnings (losses) of $379m (2018: $220m; 2017: $27m) and 418,349,777 (2018: 417,122,155; 2017: 415,440,077) shares being the weighted average number of ordinary shares in issue during the year.
91

 
53

 
6

Diluted headline earnings (loss) per share
 
 
 
 
 
The calculation of diluted headline earnings (loss) per ordinary share is based on diluted headline earnings (losses) of $379m (2018: $220m; 2017: $27m) and 418,349,777 (2018: 417,379,405; 2017: 415,440,077) shares being the weighted average number of ordinary shares in issue during the year.
91

 
53

 
6