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

### Instruction:
What is the average number of draws that have a total of 1 and a goal difference of 2:0?

### Inputs:
table_name: table, columns: ['Wins', 'Draws', 'Losses', 'Goal difference', 'Total']

### Response:
SELECT AVG Draws FROM table WHERE Total = 1 AND Goal difference = 2:0