Table 4. Numbers of reported cases by outbreak and outbreak duration for the low-risk area and by AHS season (year) for the endemic area.

Area	Year	Cases	Duration (days)
Low-risk	1999	32	57
	2004	16	56
	2011	84a	66
	2014	74a	73
Endemic	2005	540	210
	2006	562	270
	2007	83	300
	2008	904	240
	2009	426	300
	2010	196	240
	2011	1048	300
	2012	95	180
	2013	675	330
	2014	383	300

^a Total number of cases (clinical and sub-clinical recorded). Other outbreaks/years only deaths recorded.