Table 3. JE incidence, proportion of population and cases in spatiotemporal clusters, mainland China.

Clusters	Time frame	Incidence* (1/100000)	% Population	% Case
2002
1<$>\scale 60%\raster="rg1"<$>	2002/7	2.54	3.88	35.05
2#	2002/8	1.81	3.03	32.87
3	2002/7	0.88	4.94	15.54
2003–2005
1	2003/7	3.27	4.20	77.59
2	2005/7–2005/8	1.81	4.48	24.06
3	2005/7	0.81	3.80	16.56
4	2003/5–2003/6	0.78	3.73	35.41
5	2003/6–2003/7	0.59	4.98	12.19
2006
1	2006/8	2.23	4.79	35.81
2	2006/8	1.46	4.87	23.73
3	2006/7	0.91	4.97	16.07
2007–2010
1	2007/7–2007/8	1.79	4.97	30.17
2	2009/7–2009/8	1.13	5.00	20.64
3	2008/7–2008/8	1.08	4.91	25.73
4	2007/7–2007/8	0.52	4.99	8.90
5	2007/9	1.67	0.05	2.68

<$>\scale 60%\raster="rg1"<$>1: Primary cluster;

^#2–5: Secondary clusters;

Incidence^*: JE incidence during the clustering time.