Answer to your first question1

Swatantra--There are about 400-500 Nepalese.  Thats my guess.

Following is some approx figure based on my knowledge.  Could be more in other cities/town that I haven't mentioned.  But you get an idea.  You can also check the website http://www.floridanepal.org/

west palm beach/Boca/wellington--Around 100

About the same in Jacksonville

Miami/Homestead/Hollywood--40 or more

Sarasota--Around at least 10-15

Ft. Lauderdale--15 or more

Gainsville--15 or more

Melbourne--??

Orlando--70 or more

Tampa--About 50 or more

Naples--At least 3

Hope that helps

Second Answer--I don't live there but used to about 4 and half years ago (Miami). 

--if you are looking for some specific help then you can find some contacts on the webpage http://www.floridanepal.org/

Hope that helps--

Enjoy Sunny Florida