user: Question: If the class is total, what is the total number of podiums?
Columns: ['Class', 'Season', 'Race', 'Podiums', 'Pole', 'FLap', 'WChmp']
Types: ['text', 'text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['125 cc', '2004–2007', 64.0, 17.0, 11.0, 4.0, 0.0]
SQL:

assistant: SELECT SUM("Podiums") FROM "Table" WHERE "Class" = 'total';