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

Hecla Mining Co. rose $.20 or 4.7 percent, to $4.45.

Pan American Silver Corp. rose $.34 or 2.5 percent, to $13.97.

Silver Standard Resources Inc. rose $.78 or 6.7 percent, to $12.47.

Silver Wheaton rose $1.19 or 4.7 percent, to $26.52.

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