In regard to the waste aspect of that, we don't have data or a study on that. Of course, when we do a new code provision, again, we look at all of the economic impacts of retrofitting it. How much it is going to cost? What's the payback? What's the cost of a new building and the impact? In regard to the waste, we don't have data on that.
On February 6th, 2018. See this statement in context.