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

### Instruction:
How many GICS sectors have a free float of 0.2391?

### Inputs:
table_name: table, columns: ['BSE Code', 'Company', 'City', 'GICS Sector', 'Free float', 'Index weighting (%']

### Response:
SELECT COUNT GICS Sector FROM table WHERE Free float = 0.2391