Table 1. Number of dengue clusters and clusters> = 10 cases in years 2000–2010 [34].

	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010	total
1<cluster<10	8	78	43	142	525	1097	153	891	542	375	377	4231
cluster> = 10 cases	1	15*	30*	38	34	93α	19	58	34	17	29	368
Total dengue clusters	9	93	73	180	559	1190	172	949	576	392	406	4599

^*clusters not reported: 5 in 2001 & 1 in 2002;

^αonly clusters > = 20 cases were reported in 2005.