query: SELECT Product_Type_Code ,  COUNT(*) FROM Products GROUP BY Product_Type_Code
question: Show different types code of product and the number of product with each types codes.
query_toks: SELECT Product_Type_Code , COUNT ( * ) FROM Products GROUP BY Product_Type_Code
query_toks_no_value: select product_type_code , count ( * ) from products group by product_type_code
question_toks: Show different types code of product and the number of product with each types codes.