There are several figures floating around. The first estimate by PMPRB, by the government, came in at about $8 billion or $9 billion over 10 years. They readjusted that. It went up to $13 billion. An independent third party did another assessment. It's about $19.8 billion over 10 years. Yes, the basket change alone would save considerable dollars and resources for Canadians.
On June 4th, 2021. See this statement in context.