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

### Instruction:
How many 2001 censuses are there on number 13?

### Inputs:
table_name: table, columns: ['#', 'City', '1981 Census', '1991 Census', '2001 Census', '2010 Est.', 'Region']

### Response:
SELECT COUNT 2001 Census FROM table WHERE # = 13