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

Hecla Mining Co. rose $.29 or 5.2 percent, to $5.82.

Pan American Silver Corp. rose $.44 or 2.4 percent, to $19.02.

Silver Standard Resources Inc. rose $.14 or .9 percent, to $15.24.

Silver Wheaton rose $.79 or 2.2 percent, to $36.50.

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