When you look at these data, as you say, there are many factors that could be going on behind the data. You could have prior history information that's going on behind the data that we did not take account of. You could have risk assessment going on within the data that we cannot take account of. You can also have supervisory conditions and programs going on behind the data that we're not able to take account of. There are multiple factors that could explain what you're seeing in the graphic.
On September 21st, 2006. See this statement in context.