user: Question: When the poll source is Research 2000/Daily Kos, what is the total number of dates administered? 
Columns: ['Poll Source', 'Dates administered', 'Democrat: Mark Begich', 'Republican: Ted Stevens', 'Lead Maragin']
Types: ['text', 'text', 'text', 'text', 'real']
Sample row: ['Rasmussen Reports', 'October 28, 2008', '52%', '44%', 8.0]
SQL:

assistant: SELECT COUNT("Dates administered") FROM "Table" WHERE "Poll Source" = 'Research 2000/Daily Kos';