TORONTO – Rogers-owned easy-listening pop music station CHFI-FM held on to top spot in the Toronto radio market with a 12.4 share, according to the Fall portable people meter (PPM) reports by BBM Canada.For the 13 weeks from August 30 through November 28, Toronto’s second spot went to CTVglobemedia’s CHUM FM with a 10.1% share, which was down slightly from 10.5 over the summer. Elsewhere, Corus’ news talk CKNW continued to lead the Vancouver market with a 12.0 share, followed by CTVglobemedia’s CFBT FM with 9.3. In Calgary CHQR was tops with a 10.2 share, while Astral’s news talk station...