Table 4. Critical values for different types of neighbor superiority.

	Critical Values
	Mean		Median
	Follower	Followee	Follower	Followee
In-degree	2890	155657	1894	114629
Out-degree	2887	2887	2108	1997
NT	3305	5009	1837	5009
NOT	2853	5009	1827	5009
TTR	540	2590	628	1962
NTR	219	301	141	286
RPT	54.1	64.5	40.0	19.0
FTR	0.975	0.911	0.975	0.896