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

### Instruction:
What's the 1991 census of the city of Carpi?

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

### Response:
SELECT MAX 1991 Census FROM table WHERE City = Carpi