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Note 5. Stock Options
9 Months Ended
Sep. 30, 2013
Notes to Financial Statements  
Stock Options

The following table summarizes information about stock options outstanding and exercisable at September 30, 2013:

 

      Options Outstanding Options Exercisable  
Exercise Price Range   Number   Weighted Average Remaining Contractual Life (in Years)   Weighted Average Exercise Price   Number  
$0.01 - $1.00   27,300   8.31   $0.01   27,300  
$1.01 - $2.00   16,750   7.65   $1.73   16,750  
$2.01 - $3.00   111,276   6.46   $2.41   72,526  
$3.01 - $4.00   20,800   8.50   $3.33   20,800  
$4.01 - $8.00   60,000   9.99   $7.76   3,751  
$8.01 - $8.25   40,000   4.89   $8.25   2,500  
  Total   276,126   7.41   $4.21   143,627