What is the year of the tournament played at Melbourne, Australia?
CREATE TABLE table_name_89 (year INTEGER, venue VARCHAR)
SELECT AVG(year) FROM table_name_89 WHERE venue = "melbourne, australia"
### Context: CREATE TABLE table_name_89 (year INTEGER, venue VARCHAR) ### Question: What is the year of the tournament played at Melbourne, Australia? ### Answer: SELECT AVG(year) FROM table_name_89 WHERE venue = "melbourne, australia"