Figure 13: Weekly rate of influenza-like illness consultations reported from general practitioner surveillance systems, 2006 to 2009, by week This figure presents the weekly rates of general practitioner consultations for ILI over the period 2006 to 2009. ILI consultation rates in 2009 followed a similar trend to the notification data, with increases in ILI consultations occurring from mid-May and peaking in mid-July 2009.