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Segment and Geographic Information (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Percentage of Revenues Derived from Operations Outside of the United States

The following table summarizes the percentage of the Company's revenues derived from operations outside of the United States:



	For the Years Ended December 31,
	2012		2011		2010
Revenues from outside of the United States	28	%	29	%	28	%
Revenues derived from Europe	17	%	18	%	17	%

- Definition

Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries.

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