Table 5.

Network performance measures of each layer during different periods.

Type	Core layer			Bridge layer			Periphery layer
	N0	N1	N2	N0	N1	N2	N0	N1	N2
$\overline{\text{DC}\left(\text{k}\right)}$	45.8	47.7	42.5	31.5	35.3	37.2	4.4	2.1	3.2
$\overline{C{C}_i}$	0.36	0.34	0.36	0.27	0.26	0.27	0.07	0.05	0.05
$\bar{L}$	1.91	2.04	2.23	1.27	1.12	1.26	3.42	3.04	3.95
$\overline{I_{e_{ij}}}$	0.87	1	0.49	0.79	1	1.1	1	0.52	0.55