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17. Share Based Payments (Tables)
 12 Months Ended
Dec. 31, 2019
Share Based Payments  
Assumptions of Options Granted

 

 

 

 

 

 

 

 

 

    
2019

    
2018

 

Fair value at grant date

 

$

2.10

 

$

1.20

 

Share price at grant date

 

$

1.44

 

$

1.91

 

Exercise price

 

$

1.44

 

$

1.92

 

Expected volatility

 

 

82

%  

 

72

%

Expected life

 

 

5.9

 

 

5.9

 

Expected dividends

 

 

0.00

 

 

0.00

 

Risk-free interest rate

 

 

2.09

%  

 

0.34

%