Table 2.

The size of instances.

Level	Instance	Laboratories ($L$) and pharmacies ($P$)	Caregivers ($N_p$)	Vehicles ($K$)	Patients ($M$)	Periods ($T$)
Small	SP1	2	2	2	10	2
	SP2	2	3	2	25	4
	SP3	4	4	3	40	6
	SP4	6	6	3	65	8
Medium	MP5	8	8	3	80	14
	MP6	9	8	4	85	18
	MP7	9	9	5	95	24
	MP8	10	10	5	100	28
Large	LP9	12	12	6	120	32
	LP10	14	15	6	150	36
	LP11	16	16	7	160	40
	LP12	18	20	8	200	42