user: Question: What is the lowest percentage of wins for 6½ games and more than 77 total wins?
Columns: ['Season', 'Wins', 'Losses', 'Win%', 'Games behind', 'Playoffs', 'Results']
Types: ['text', 'real', 'real', 'real', 'text', 'text', 'text']
Sample row: ['1901', 79.0, 57.0, 0.58, '4', 'Did not make playoffs', '2nd place, behind the Detroit Tigers']
SQL:

assistant: SELECT MIN("Win%") FROM "Table" WHERE "Games behind" = '6½' AND "Wins" > 77.0;