| Characteristic | Number of establishments |
|---|---|
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
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Source
Release date
June 2012
Region
United States
Survey time period
2005 to 2011
Supplementary notes
The figures from 2012 to 2017 are forecasts.
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