| Characteristic | Revenue in million U.S. dollars |
|---|---|
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
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Source
Release date
January 2013
Region
United States
Survey time period
2006 to 2012
Supplementary notes
Figures other than for 2011 and 2012 come from earlier editions of the same report.
Figures have been rounded.
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