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

### Instruction:
How many cosponsors have a Date introduced of may 22, 2008?

### Inputs:
table_name: table, columns: ['Congress', 'Bill number(s)', 'Date introduced', 'Sponsor(s)', '# of cosponsors']

### Response:
SELECT COUNT # of cosponsors FROM table WHERE Date introduced = may 22, 2008