That's there, again, for informational purposes. It reflects a revision to public debt charges between the main estimates and the budget. The main estimates were based on a projection for debt charges in the 2006 fall update. Between the 2006 fall update and the budget, we revised down public debt charges largely because there was a $9.2 billion surplus in 2006-07.
On November 15th, 2007. See this statement in context.