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

### Instruction:
What is Joanne Carner's average score in Canadian Women's Open games that she has won?

### Inputs:
table_name: table, columns: ['Year', 'Champion', 'Country', 'Score', 'To par', 'Tournament Location']

### Response:
SELECT AVG Score FROM table WHERE Champion = joanne carner