In 2003-2004, 15,078,653 outstanding driver's licenses have been issued. If I had to guess, I'd probably say it has gone up, but not too much, just north of 16 million today.
http://www.flhsmv.gov/reports/facts_dl.html
You have to be eighteen to get your drivers licence in Florida
can I exchange my Florida drivers license for a wisconsin drivers license
No
No you cannot get a drivers license in Florida if you have had your license suspended in another state.
No
No
Yes, the state of Florida can place a lien on your drivers license.
unlawful speed
You don't.
Can you drive in Georgia with a Florida's learner permit with a 21 year old valid florida drivers license?
no
No