Did you even look at the ethnic composition of Canada????
http://en.wikipedia.org/wiki/Ethnic_groups_in_Canada
What I'm asking for is a comparison of Scot to Scot, Swede to Swede, Sa'ami to Sa'ami, AfroCanadian to AfroAfrican, and so on.
Comparing "Canadian" to "a mixed bag from everywhere" doesn't quite cut it.