FL poll RP at 1% (first time to register in this poll)

[Bradley in DC]

Florida

http://www.americanresearchgroup.com/pres08/flrep8-704.shtml

Presidential Primary Preference:

Florida
Likely Republican Primary Voters Jan 2007 Feb 2007 May 2007 Jul 2007
Brownback 1% - 1% 1%
Gilmore - 1% - -
Giuliani 30% 28% 31% 33%
Gingrich 16% 8% 8% 3%
Hagel 2% 1% 1% 1%
Huckabee 1% 1% 1% 1%
Hunter - 1% 1% -
McCain 15% 38% 18% 7%
Pataki 1% 1% - -
Paul ni - - 1%
Romney 2% 7% 11% 12%
Tancredo ni 1% 1% -
F Thompson ni ni 13% 27%
T Thompson - - 1% 1%
Undecided 32% 14% 13% 13%


Preference by party:

Florida
Likely Republican Primary Voters Republicans (83%) Independents (17%)
Brownback 1% -
Gilmore - -
Giuliani 32% 37%
Gingrich 3% 3%
Hagel 1% -
Huckabee 1% -
Hunter - -
McCain 6% 14%
Pataki - -
Paul 1% -
Romney 11% 14%
Tancredo - -
F Thompson 29% 15%
T Thompson 1% -
Undecided 14% 17%

[FreedomLover]

How do they find Likely Republican Primary Voters?

Do they have a list of republicans who voted in the last primary? How do they get these people exactly?