user: Question: When 23% scott mcadams (d) what are the dates administered?
Columns: ['Poll source', 'Dates administered', 'Joe Miller (R)', 'Lisa Murkowski (R) write-in candidate *', 'Scott McAdams (D)']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Public Policy Polling', 'October 30–31, 2010', '37%', '30%', '30%']
SQL:

assistant: SELECT "Dates administered" FROM "Table" WHERE "Scott McAdams (D)" = '23%';