Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | Champion | Country | Score | To par | Tournament Location |
| --- | --- | --- | --- | --- | --- |
| 1978.0 | JoAnne Carner (2) | United States | 278.0 | −14 | St. George's Golf and Country Club |
| 1977.0 | Judy Rankin | United States | 212.0 | −4 | Lachute Golf Club |
| 1976.0 | Donna Caponi | United States | 212.0 | −4 PO | Cedar Brae Golf & Country Club |
| 1975.0 | JoAnne Carner | United States | 214.0 | −5 PO | St. George's Golf and Country Club |
| 1974.0 | Carole Jo Skala | United States | 208.0 | −11 | Candiac Golf Club |
| 1973.0 | Jocelyne Bourassa | Canada | 214.0 | −5 PO | Montreal Municipal Golf Club |
Question:
What is Joanne Carner's average score in Canadian Women's Open games that she has won?
Answer:
214.0