This report will no longer be available at this location. The Agricultural Marketing Service will be handling this report under the title National Dairy Products Sales Report/ It will be available starting April 4, 2012 at. This report contains weekly weighted average prices received and aggregated volumes of sales of cheddar cheese, butter, nonfat dry milk, and dry whey. Information is based on a survey of manufacturers that sell specific products on a bulk, wholesale basis. Regional data is published where possible. Weekly reports contain the most recent five weeks of data.