Sorry again, but can you please tell me the website for the population/percentage of sonographers here in America please.

Answer 1

I think this is it. You know you can always go back to the original post and find the original responses. Neither the posts nor the responses disappear. They stay on the web, even days and weeks later.
http://www.bls.gov/oco/ocos273.htm

Answer 2

Sorry again. THANK YOU!