user: Question: What is the most recent year where the average start is 8.5?
Columns: ['Year', 'Starts', 'Wins', 'Top 10', 'Poles', 'Avg. Start', 'Avg. Finish', 'Winnings', 'Position', 'Team(s)']
Types: ['real', 'real', 'real', 'real', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1986.0, 3.0, 0.0, 0.0, 0.0, '23.3', '23.3', '$5,085', '75th', '#08 Miller Racing']
SQL:

assistant: SELECT MAX("Year") FROM "Table" WHERE "Avg. Start" = '8.5';