user: Question: what is the total number of seats 2001 with seats 2006 more than 10 and voter communities of cdu?
Columns: ['Parties and voter communities', '% 2006', 'Seats 2006', '% 2001', 'Seats 2001']
Types: ['text', 'real', 'real', 'real', 'real']
Sample row: ['SPD', 38.9, 11.0, 39.0, 12.0]
SQL:

assistant: SELECT SUM("Seats 2001") FROM "Table" WHERE "Parties and voter communities" = 'cdu' AND "Seats 2006" > 10.0;