If they meet the criteria of proof from the Supreme Court of Canada, even trafficking offences would be perfectly appropriate offences for conditional sentence of imprisonment, especially since a tremendous number of people are involved in small trafficking, in small quantities, in smaller areas that have an underlying problem. The conditional sentence of imprisonment allows you to treat the person with the underlying addiction and problem, and perhaps get them out of the criminal justice system.
On October 4th, 2006. See this statement in context.