Oct. 31 (Bloomberg) -- Inventories of arabica coffee held in warehouses monitoried by IntercontinentalExchange Inc. tumbled 11 percent in October from September, the biggest decline since 1998, according to data from the exchange.

Stockpiles plunged to 1.267 million bags, the lowest since 2000 and down 30 percent from 1.817 million bags held a year earlier, data from the Atlanta-based exchange show. A bag weighs 60 kilograms, or 132 pounds.

--Editors: Steve Stroth, Patrick McKiernan

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To contact the reporter on this story: Marvin G. Perez in New York at mperez71@bloomberg.net

To contact the editor responsible for this story: Steve Stroth at sstroth@bloomberg.net -0- Oct/31/2011 19:35 GMT