I think slide 18 that Mr. Donihee presented captures most of the issues, both on the downside and the upside. To take it one step further, in addition to labour and to what Mr. Wall said, you also have the issue of pipeline capacity. We don't have enough pipelines leaving Alberta at the moment. We're expecting a number of them to come in, so--
On October 24th, 2006. See this statement in context.