Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
How many votes were tallied in 1956 with a % of national vote larger than 11.47?

### Inputs:
table_name: table, columns: ['Date', 'Candidates nominated', 'Candidates elected', 'Votes', '% of national vote']

### Response:
SELECT SUM Votes FROM table WHERE Date = 1956 AND % of national vote > 11.47