Quarterly report pursuant to Section 13 or 15(d)

6. Earnings (Loss) Per Share (Details)

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6. Earnings (Loss) Per Share (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Earnings Loss Per Share        
Basic net income (loss) $ 27,964 $ 110,284 $ (11,194) $ 167,386
Basic shares 11,201,760 11,201,760 11,201,760 11,201,760
Basic net income (loss) per common share $ 0.00 $ 0.01 $ 0.00 $ 0.01
Effect of dilutive stock options 391,423 308,951 0 307,442
Diluted net income (loss) $ 27,964 $ 110,284 $ (11,194) $ 167,386
Diluted shares 11,593,183 11,510,711 11,201,760 11,509,202
Diluted earnings per share $ 0.00 $ 0.01 $ 0.00 $ 0.01