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CANADA STOCKS-BlackBerry leads TSX higher at open

March 29 (Reuters) - Canada's main stock index rose at open on Friday, on course for its best quarterly performance since June 2009, with BlackBerry shares leading gains after the company reported better-than-expected quarterly profit.

* At 9:30 a.m. ET (13:30 GMT), the Toronto Stock Exchange's S&P/TSX composite index was up 49.46 points, or 0.31 percent, at 16,204.95. (Reporting by Medha Singh in Bengaluru; Editing by James Emmanuel)