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REVENUE BY GEOGRAPHIC AREA (Tables)
12 Months Ended
Dec. 31, 2013
Notes to Financial Statements  
REVENUE BY GEOGRAPHIC AREA
 

For the Years Ended December 31,

 

2011

2012

2013

                   
United States $ 60,383   $ 64,552   $ 71,713  
Europe   3,408     2,996     2,738  
Other International   6,274     5,257     3,888  
Total $ 70,065   $ 72,805   $ 78,339