user: Question: How many drivers were there for SAMAX Motorsport?
Columns: ['Fin. Pos', 'Car No.', 'Driver', 'Team', 'Laps', 'Time/Retired', 'Grid', 'Laps Led', 'Points']
Types: ['real', 'real', 'text', 'text', 'real', 'text', 'real', 'real', 'text']
Sample row: [1.0, 6.0, 'Sam Hornish, Jr.', 'Team Penske', 228.0, '1:52:15.2873', 2.0, 159.0, '50+3']
SQL:

assistant: SELECT COUNT("Driver") FROM "Table" WHERE "Team" = 'SAMAX Motorsport';