"Wednesday, February 21st. We’ve all seen them and wondered how they got there — a supermarket shopping cart, sitting forlornly along a residential street, far from the nearest grocery store.
Was it a prank, or someone who walked to the store and bought more than they could carry? Either way, this is Return Shopping Carts to the Supermarket Month — including milk crates and bread trays.
The idea is for consumers to avoid the increased food prices that result when store owners have to replace stolen equipment. And supermarkets play a big role in everyday life. There are more than 6,600 supermarkets across the nation, selling $395 billion of groceries each year."
This comes from census.gov