TORONTO, March 10 (Reuters) - Canada's main stock was little changed on Monday as a gain in financial shares helped offset weakness in the materials sector after sluggish Chinese economic data weighed on commodity prices The Toronto Stock Exchange's S&P/TSX composite index unofficially closed up 2.98 points, or 0.02 percent, at 14,302.06. Seven of the 10 main sectors on the index were higher.