user: Question: What is the smallest amount sampled of product 蒙牛牌嬰幼兒配方乳粉 ?
Columns: ['Producer', 'Product', 'Samples taken', 'Samples failed', 'Melamine content(mg/kg)']
Types: ['text', 'text', 'real', 'real', 'text']
Sample row: ['Shijiazhuang Sanlu Group', '三鹿牌嬰幼兒配方乳粉', 11.0, 11.0, '2563']
SQL:

assistant: SELECT MIN("Samples taken") FROM "Table" WHERE "Product" = '蒙牛牌嬰幼兒配方乳粉';