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

### Instruction:
On 5 May 2011, what was the lead percentage?

### Inputs:
table_name: table, columns: ['Date(s) conducted', 'Cons', 'Plaid Cymru', 'Lib Dem', 'UKIP', 'Green', 'Others', 'Lead']

### Response:
SELECT Lead FROM table WHERE Date(s) conducted = 5 may 2011