user: Question: what is the least number of podiums for a Formula BMW Americas series? 
Columns: ['Season', 'Series', 'Team', 'Races', 'Wins', 'Poles', 'F/Laps', 'Podiums', 'Points', 'Position']
Types: ['real', 'text', 'text', 'real', 'real', 'real', 'real', 'real', 'text', 'text']
Sample row: [2008.0, 'Formula BMW Americas', 'Amir Nasr Racing', 2.0, 0.0, 0.0, 0.0, 1.0, '25', '10th']
SQL:

assistant: SELECT MIN("Podiums") FROM "Table" WHERE "Series" = 'Formula BMW Americas';