With regard to gun control laws in effect between 1979 and 2001, the period when the Firearms Acquisition Certificate program was in effect, and between 2001 and present, the period when the Possession and Acquisition Licence and Possession Only License programs were in effect: (a) what was the average annual cost for administering federal firearms laws, regulations, policies, and programs; and (b) for each of these two periods, what are the statistics that show which period was most effective at (i) reducing violent crime, (ii) reducing homicides, and (iii) reducing the number of armed crimes involving firearms?
In the House of Commons on January 30th, 2017. See this statement in context.