| Characteristic | Number of professionals |
|---|---|
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
| - | - |
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Source
Release date
March 2023
Region
United States
Survey time period
2012 to 2022
Special properties
Fiscal year ended June of each year
Supplementary notes
Figures for years previous to 2022 came from earlier reports.
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