###HUMAN: For those records from the products and each product's manufacturer, find founder and the average of manufacturer , and group by attribute founder, and visualize them by a bar chart, I want to sort by the Y-axis in asc., ###ASSISTANT: SELECT Founder, AVG(Manufacturer) FROM Products AS T1 JOIN Manufacturers AS T2 ON T1.Manufacturer = T2.Code GROUP BY Founder ORDER BY AVG(Manufacturer)