Table 3.

Classes of Pokec social network. For each class the number of nodes is reported, with the number of edges joining nodes in the same class.

Class	Age	Nodes	Edges
C	[12,18)	152,659	348,617
D	[18, 25)	332,826	2,038,089
E	[25, 40)	270,299	521,228
F	[40, 60)	46,295	23,156
X	Otherwise	410,270	949,026
Whole network		1,212,349	8,320,600