NEW YORK (AP) â¿¿ A look at the 10 biggest percentage decliners on New York Stock Exchange at 1 p.m.:

Thomson Creek Metals fell 13.0 percent to $7.56.

Fresh Del Monte Produce Inc. fell 7.3 percent to $23.15.

Duff & Phelps Corp. fell 6.9 percent to $14.05.

Cablevision Systems Corp. fell 6.9 percent to $14.56.

Xerium Technologies Inc. fell 6.8 percent to $8.39.

Rowan Cos fell 6.6 percent to $36.00.

Ritchie Brothers Auctioneers Inc. fell 6.5 percent to $23.86.

IntraLinks Holdings Inc. fell 6.4 percent to $6.25.

Laredo Petroleum Holdings Inc. fell 6.3 percent to $25.10.

Bridgepoint Education Inc. fell 6.2 percent to $24.97.

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