Table 18.

The blood flow from the temporary centers to the permanent centers.

Permanent centers	Temporary centers
	Behshahr		Juybar		Babolsar
Periods	$t_1$	$t_2$	$t_1$	$t_2$	$t_1$	$t_2$
Neka	75	26	44	38	60	63
Sari	52	50	43	57	66	45
Babol	33	35	32	30	30	38