Table 1. Spatial autocorrelation estimation of different years using Moran's I index and General G statistics in Qom City, Central Iran, 2009–2013.

Year	Moran's I	Z-score	General G	Z-score	Pattern
2009	0.003109	2.972219	0.000089	2.758019	High-Clustered
2010	0.002609	2.512780	0.00142	2.137591	High-Clustered
2011	0.002258	2.170575	0.00085	2.014262	High-Clustered
2012	0.003478	3.317438	0.000088	3.108197	High-Clustered
2013	0.003918	3.733071	0.000107	3.459868	High-Clustered

Significant (P<0.05)