Figure 14: Rate of influenza-like illness presentations to New South Wales emergency departments, May and October, 2006 to 2009 by week This figure presents the weekly rates of ILI presentations to NSW emergency departments between May and October for the years 2006 to 2009. It highlights that presentations to for ILI began to rise quite rapidly from early May 2009. In comparison to previous years, presentation rates were substantially higher and peaked earlier.