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

### Instruction:
Name the number of class aa for bridgeport and 1999-2000

### Inputs:
table_name: table, columns: ['School Year', 'Class A', 'Class AA', 'Class AAA', 'Class AAAA', 'Class AAAAA']

### Response:
SELECT COUNT Class AA FROM table WHERE Class AAA = Bridgeport AND School Year = 1999-2000