user: Question: What is the lowest election that has Cinisello Balsamo as the municipality?
Columns: ['Municipality', 'Inhabitants', 'Mayor', 'Party', 'Election']
Types: ['text', 'real', 'text', 'text', 'real']
Sample row: ['Milan', 1324110.0, 'Giuliano Pisapia', 'Left Ecology Freedom', 2011.0]
SQL:

assistant: SELECT MIN("Election") FROM "Table" WHERE "Municipality" = 'Cinisello Balsamo';