NEW YORK (AP) â¿¿ Shares of some top silver companies were up at the close of trading:

Hecla Mining Co. rose $.10 or 2.2 percent, to $4.73.

Pan American Silver Corp. rose $.31 or 2.0 percent, to $15.83.

Silver Standard Resources Inc. rose $.39 or 3.0 percent, to $13.47.

Silver Wheaton rose $.60 or 2.0 percent, to $30.53.

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