The retail value of celery sold in Chicago and New York City increased an average of 55 cents per crate per year between 1964 and 1973. The wholesale and retail margin increased 38 cents per crate per year; rail transportation costs went up 7 cents; harvesting, packing and selling costs rose 6 cents; and grower returns rose 4 cents. The wholesaler's and retailer's share of the retail value increased slightly and the share taken by harvesting, packing and selling costs declined slightly. Other market shares, including the grower's share, changed little.