CANADA STOCKS-Energy-share selloff drags TSX to 4-1/2-month low

* TSX down 91.29 points, or 0.63 percent, at 14,485.16 * Seven of 10 main index sectors fall * Suncor, Canadian Natural among leading decliners By John Tilak TORONTO, Oct 8 (Reuters) - Canada's main stock index dropped to a 4-1/2-month low on Wednesday as concerns that the global economic recovery was losing steam and worries about a weak outlook for oil demand weighed on shares of energy producers. Investors were also digesting a report on Tuesday from the International Mon