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Stockholders’ Equity (Tables)
 12 Months Ended
Dec. 31, 2021
Equity [Abstract]  
Schedule of Non-qualified Stock Options

 

   December 31, 2021   December 31, 2020 
   Number of   Weighted   Number of   Weighted 
   Stock Options   Exercise Price   Stock Options   Exercise Price 
Options outstanding, beginning of year   164,167   $3.13    234,167   $2.47 
Granted   -    -    -    - 
Redeemed   (35,000)   1.85    (40,000)   0.88 
Exercised   (7,500)   1.51    (30,000)   1.01 
Expired / terminated   (9,167)   4.59    -    - 
Options outstanding, end of year   112,500   $3.51    164,167   $3.13 
Options exercisable, end of year   112,500   $3.51    164,167   $3.13 
Schedule of Stock Options Outstanding and Exercisable

The following table summarizes information about stock options outstanding and exercisable as of December 31, 2021:

 

Range of
Exercise Price		   Number of
Options
Outstanding		   Weighted
Average
Exercise Price		   Number of
Options
Exercisable		   Weighted
Average
Exercise Price		 
                  
 $1.00 - $1.99    22,500   $1.80    22,500   $1.80 
 $2.00 - $2.99    22,500   $2.51    22.500   $2.51 
 $3.00 - $3.99    22,500   $3.47    22,500   $3.47 
 $4.00 - $4.99    22,500   $4.24    22,500   $4.24 
 $5.00 - $5.99    22,500   $5.54    22,500   $5.54 
      112,500   $3.51    112.500   $3.51 

 

The following table summarizes information about stock options outstanding and exercisable as of December 31, 2020:

 

Range of
Exercise Price		   Number of
Options
Outstanding		   Weighted
Average
Exercise Price		   Number of
Options
Exercisable		   Weighted
Average
Exercise Price		 
 $.80 - $.99    11,250   $0.98    11,250   $0.98 
 $1.00 - $1.99    33,750   $1.68    33,750   $1.68 
 $2.00 - $2.99    42,500   $2.48    42,500   $2.48 
 $3.00 - $3.99    25,000   $3.50    25,000   $3.50 
 $4.00 - $4.99    25,000   $4.25    25,000   $4.25 
 $5.00 - $5.99    26,667   $5.50    26,667   $5.50 
      164,167   $3.13    164,167   $3.13