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

### Instruction:
What is the sum of all win% with average home/total attendance of 3,927 (19,633)?

### Inputs:
table_name: table, columns: ['Coach', 'Season', 'Record', 'Home', 'Away', 'Win %', 'Average (Total) Home Attendance']

### Response:
SELECT SUM Win % FROM table WHERE Average (Total) Home Attendance = 3,927 (19,633)