TORONTO, Sep 28 (Reuters) - Toronto Stock Exchange S&P/TSX composite index .GSPTSE :
* Rises 171.76 points, or 1.07 percent, to 16,237.11 at open.TORONTO, Sep 28 (Reuters) - Toronto Stock Exchange S&P/TSX composite index .GSPTSE :
* Unofficially closes up 177.66 points, or 1.11 percent, at 16,243.01.