TORONTO, Dec 22 (Reuters) - Toronto Stock Exchange S&P/TSX composite index :
* Rises 37.30 points, or 0.21 percent, to 17,538.19 at open.TORONTO, Dec 22 (Reuters) - Toronto Stock Exchange S&P/TSX composite index :
* Unofficially closes up 49.32 points, or 0.28 percent, at 17,550.21.