user: Question: How many votes were tallied in 1956 with a % of national vote larger than 11.47?
Columns: ['Date', 'Candidates nominated', 'Candidates elected', 'Votes', '% of national vote']
Types: ['text', 'real', 'text', 'real', 'real']
Sample row: ['1947', 28.0, '10', 204020.0, 10.81]
SQL:

assistant: SELECT SUM("Votes") FROM "Table" WHERE "Date" = '1956' AND "% of national vote" > 11.47;