The material was provided to you in annex two. It was provided to the clerk, so it's there.
But on the point you're making, if what you're saying is correct and this is only a rare kind of situation where it happens, then the response certainly isn't disproportionate. It is targeted at some very serious criminals who are using firearms on second and third occasions.
I can point you to annex two, the statistics on firearm-related Criminal Code sections, 1998 to 2004. It was a study prepared on May 23, 2006, by the research and statistics division of the Department of Justice Canada. The source is the adult criminal court survey conducted by the Canadian Centre for Justice Statistics.