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11. Significant Customers	12 Months Ended
Dec. 31, 2012
Notes to Financial Statements
11. Significant Customers	Sales to the United States Government represented approximately 39%, 52% and 70% of the Company’s total sales for the years ended December 31, 2012, 2011, and 2010, respectively. These sales were primarily to the various government agencies, including those within the United States Department of Defense, the United States Forest Service, and the United States Department of the Interior.

11. Significant Customers

12 Months Ended

Dec. 31, 2012

Sales to the United States Government represented approximately 39%, 52% and 70% of the Company’s total sales for the years ended December 31, 2012, 2011, and 2010, respectively. These sales were primarily to the various government agencies, including those within the United States Department of Defense, the United States Forest Service, and the United States Department of the Interior.