<item>1. A grocery store, primarily self-service in operation, providing a full range of departments, and having at least $2.5 million in annual sales in 1985 dollars.
<item>2. A small grocery store selling a limited variety of food and nonfood products, typically open extended hours.
<item>3. A grocery store, primarily self-service in operation, selling a wide variety of food and nonfood products, with annual sales below $2.5 million (1985 dollars).
<item>4. Primarily engaged in the retail sale of a single food catagory, such as meat or seafood, or retail bakeries.
<item>5. Includes nonfood items; 1972 data includes sales taxes.