Annual report pursuant to section 13 and 15(d)

19. Concentrations (Tables)

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19. Concentrations (Tables)
12 Months Ended
Dec. 31, 2013
Concentrations Tables  
Schedule of Geographic Concentrations
    2013     2012  
United States   $ 53,912,000     $ 37,750,000  
Other     7,585,000       6,538,000  
    $ 61,497,000     $ 44,288,000