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

### Instruction:
how many new managers replaced  manager(s) who resigned?

### Inputs:
table_name: table, columns: ['Team', 'Outgoing manager', 'Manner of departure', 'Date of vacancy', 'Incoming manager', 'Date of appointment']

### Response:
SELECT COUNT Incoming manager FROM table WHERE Manner of departure = Resigned