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

Hecla Mining Co. rose $.11 or 2.4 percent, to $4.74.

Pan American Silver Corp. rose $.21 or 1.4 percent, to $15.73.

Silver Standard Resources Inc. rose $.51 or 3.9 percent, to $13.59.

Silver Wheaton rose $.63 or 2.1 percent, to $30.56.

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