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

### Instruction:
What is the total number of overall figures when duke was the college and the round was higher than 7?

### Inputs:
table_name: table, columns: ['Round', 'Pick #', 'Overall', 'Name', 'Position', 'College']

### Response:
SELECT SUM Overall FROM table WHERE College = duke AND Round > 7