NEW YORK (AP) â¿¿ Shares of some top silver companies are up at 1 p.m.:

Hecla Mining Co. rose $.18 or 4.1 percent, to $4.58.

Pan American Silver Corp. rose $.43 or 3.0 percent, to $14.99.

Silver Standard Resources Inc. rose $.17 or 1.4 percent, to $12.52.

Silver Wheaton rose $.60 or 2.2 percent, to $27.73.

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