Repeat the same exercise on Monster (for example), where recruiters, Canada or US, do post jobs, and you will find that the disparity is even more pronounced.
I was reluctant to go to recruiters at first but once I got to know one or two recruiters with better networks, I definitely see more opportunities that may not advertised front-and-center out there.
Vancouver is in the middle of hiring spike this year and I can assure you that there are quite a few interesting jobs on the market right now.