user: Question: What was the average year that the venue was Bokskogens?
Columns: ['Year', 'Venue', 'Winner', 'Country', 'Score']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [2005.0, 'Arlandastad', 'David Patrick', 'Scotland', 272.0]
SQL:

assistant: SELECT AVG("Year") FROM "Table" WHERE "Venue" = 'Bokskogens';