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11. Significant Customers	12 Months Ended
11. Significant Customers	Dec. 31, 2015
Notes to Financial Statements
11. Significant Customers	Sales to the United States Government represented approximately 36% and 40% of the Company’s total sales for the years ended December 31, 2015 and 2014, respectively. These sales were primarily to the various government agencies, including those within the United States Department of Defense, the United States Forest Service, the United States Department of the Interior, and the United States Department of Homeland Security.