Sales, retail inventories, and inventories/sales ratios for many retail and food service business sectors.

Data on electronic commerce. From the Census Bureau.

From the National Retail Federation.

Sales, inventories, and inventories/sales ratios for wholesale businesses.

"Also known as "business inventories," this is a report of the dollar value of product inventories held by manufacturers, wholesalers, and retailers. Included in the report is the inventories/sales ratio, a gauge of the number of months it would take to deplete existing inventories at the current rate of sales. "

From the Census Bureau.

From the National Association of Realtors.

Monthly. From the Census Bureau.

Revenue data for these service sectors: utilities, transportation, finance & insurance, real estate, educational services, health care, arts and entertainment. From the Census Bureau.