Table 1. Epidemic risk with respect to distance on the friendship network.

β	${\overline{r}}_1\left(\beta \right)$	${\overline{r}}_2\left(\beta \right)$	${\overline{r}}_3\left(\beta \right)$	${\overline{r}}_4\left(\beta \right)$	${\overline{r}}_5\left(\beta \right)$	${\overline{r}}_6\left(\beta \right)$	${\overline{r}}_7\left(\beta \right)$	${\overline{r}}_8\left(\beta \right)$
0.10	4 ⋅ 10−3	7 ⋅ 10−4	2 ⋅ 10−4	7 ⋅ 10−5	3 ⋅ 10−5	2 ⋅ 10−5	1 ⋅ 10−5	2 ⋅ 10−5
0.25	0.041	0.027	0.014	0.006	0.003	0.003	0.002	0.003 ⋅ 10−4
0.50	0.159	0.143	0.095	0.055	0.036	0.031	0.030	0.032
1.00	0.343	0.333	0.262	0.182	0.133	0.118	0.116	0.123