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Note 8 - Stock Options
 9 Months Ended
Sep. 30, 2019
Share-based Payment Arrangement [Abstract]  
Share-based Payment Arrangement [Text Block]

Note 8 – Stock Options


A summary of options issued, exercised and cancelled are as follows:


   

Shares

    

Weighted- Average

Exercise Price ($)

    

Weighted- Average

Remaining

Contractual Term

    

Aggregate Intrinsic

Value ($)

  

Outstanding at December 31, 2017

     67,879     $ 21.40       5.17     $ -  

Granted

     -       -       -       -  

Cancelled

     -       -       -       -  
                                 

Outstanding at December 31, 2018

     67,879     $ 21.40       4.17       -  
                                 

Granted

     -       -       -       -  

Cancelled

     -       -       -       -  

Outstanding at September 30, 2019

     67,879     $ 21.40       3.42     $ -  
                                 

Exercisable at September 30, 2019

     67,879     $ 21.40       3.42     $ -