Question: When did they stop making pennies in canada?
Disambiguated questions and answers: question: When did they last make pennies in canada?
When did they start melting pennies in circulation in canada?
answer: May 4, 2012
the morning of May 4, 2012
morning of May 4, 2012
February 4, 2013
Natural Questions answer: May 2012 (from the Wikipedia article "Penny (Canadian coin)")